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Finding the Fourth Proportional to 71,006,523.52, 97,984,885.33 and 39,646,558.01

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Solution

The fourth proportional to 71,006,523.52, 97,984,885.33 and 39,646,558.01 is: 54,709,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,006,523.52 : 97,984,885.33 = 39,646,558.01 : x
  2. Step 2: Convert to fraction form
    71,006,523.52/97,984,885.33 = 39,646,558.01/x
  3. Step 3: Cross multiply
    71,006,523.52x = 97,984,885.33 × 39,646,558.01
  4. Step 4: Simplify right side
    71,006,523.52x = 3,884,763,440,339,042.50
  5. Step 5: Solve for x
    x = 3,884,763,440,339,042.50/71,006,523.52
  6. Step 6: Final answer
    x = 54,709,951.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.