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Finding the Fourth Proportional to 83,232,005.15, 124,848,007.73 and 83,232,005.15

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Solution

The fourth proportional to 83,232,005.15, 124,848,007.73 and 83,232,005.15 is: 124,848,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,005.15 : 124,848,007.73 = 83,232,005.15 : x
  2. Step 2: Convert to fraction form
    83,232,005.15/124,848,007.73 = 83,232,005.15/x
  3. Step 3: Cross multiply
    83,232,005.15x = 124,848,007.73 × 83,232,005.15
  4. Step 4: Simplify right side
    83,232,005.15x = 10,391,350,022,350,600
  5. Step 5: Solve for x
    x = 10,391,350,022,350,600/83,232,005.15
  6. Step 6: Final answer
    x = 124,848,007.73

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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.