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Finding the Fourth Proportional to 59,794,811.90, 83,769,423.70 and 59,794,811.90

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Solution

The fourth proportional to 59,794,811.90, 83,769,423.70 and 59,794,811.90 is: 83,769,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,794,811.90 : 83,769,423.70 = 59,794,811.90 : x
  2. Step 2: Convert to fraction form
    59,794,811.90/83,769,423.70 = 59,794,811.90/x
  3. Step 3: Cross multiply
    59,794,811.90x = 83,769,423.70 × 59,794,811.90
  4. Step 4: Simplify right side
    59,794,811.90x = 5,008,976,933,112,902
  5. Step 5: Solve for x
    x = 5,008,976,933,112,902/59,794,811.90
  6. Step 6: Final answer
    x = 83,769,423.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.