Home / 69,984,429.60-104,976,644.40-59,780,762.40

Finding the Fourth Proportional to 69,984,429.60, 104,976,644.40 and 59,780,762.40

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Solution

The fourth proportional to 69,984,429.60, 104,976,644.40 and 59,780,762.40 is: 89,671,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,429.60 : 104,976,644.40 = 59,780,762.40 : x
  2. Step 2: Convert to fraction form
    69,984,429.60/104,976,644.40 = 59,780,762.40/x
  3. Step 3: Cross multiply
    69,984,429.60x = 104,976,644.40 × 59,780,762.40
  4. Step 4: Simplify right side
    69,984,429.60x = 6,275,583,836,425,691
  5. Step 5: Solve for x
    x = 6,275,583,836,425,691/69,984,429.60
  6. Step 6: Final answer
    x = 89,671,143.60

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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.