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Finding the Fourth Proportional to 59,778,877.80, 89,668,316.70 and 29,545,789.80

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Solution

The fourth proportional to 59,778,877.80, 89,668,316.70 and 29,545,789.80 is: 44,318,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,778,877.80 : 89,668,316.70 = 29,545,789.80 : x
  2. Step 2: Convert to fraction form
    59,778,877.80/89,668,316.70 = 29,545,789.80/x
  3. Step 3: Cross multiply
    59,778,877.80x = 89,668,316.70 × 29,545,789.80
  4. Step 4: Simplify right side
    59,778,877.80x = 2,649,321,236,938,030
  5. Step 5: Solve for x
    x = 2,649,321,236,938,030/59,778,877.80
  6. Step 6: Final answer
    x = 44,318,684.70

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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.