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Finding the Fourth Proportional to 59,745,672.90, 89,618,509.35 and 59,745,672.90

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Solution

The fourth proportional to 59,745,672.90, 89,618,509.35 and 59,745,672.90 is: 89,618,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,745,672.90 : 89,618,509.35 = 59,745,672.90 : x
  2. Step 2: Convert to fraction form
    59,745,672.90/89,618,509.35 = 59,745,672.90/x
  3. Step 3: Cross multiply
    59,745,672.90x = 89,618,509.35 × 59,745,672.90
  4. Step 4: Simplify right side
    59,745,672.90x = 5,354,318,145,410,691
  5. Step 5: Solve for x
    x = 5,354,318,145,410,691/59,745,672.90
  6. Step 6: Final answer
    x = 89,618,509.35

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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.