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Finding the Fourth Proportional to 83,671,517.10, 125,507,275.65 and 83,671,517.10

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Solution

The fourth proportional to 83,671,517.10, 125,507,275.65 and 83,671,517.10 is: 125,507,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,671,517.10 : 125,507,275.65 = 83,671,517.10 : x
  2. Step 2: Convert to fraction form
    83,671,517.10/125,507,275.65 = 83,671,517.10/x
  3. Step 3: Cross multiply
    83,671,517.10x = 125,507,275.65 × 83,671,517.10
  4. Step 4: Simplify right side
    83,671,517.10x = 10,501,384,160,723,388
  5. Step 5: Solve for x
    x = 10,501,384,160,723,388/83,671,517.10
  6. Step 6: Final answer
    x = 125,507,275.65

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.