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Finding the Fourth Proportional to 65,934,165.60, 98,712,291.60 and 64,044,597.60

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Solution

The fourth proportional to 65,934,165.60, 98,712,291.60 and 64,044,597.60 is: 95,883,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,165.60 : 98,712,291.60 = 64,044,597.60 : x
  2. Step 2: Convert to fraction form
    65,934,165.60/98,712,291.60 = 64,044,597.60/x
  3. Step 3: Cross multiply
    65,934,165.60x = 98,712,291.60 × 64,044,597.60
  4. Step 4: Simplify right side
    65,934,165.60x = 6,321,988,993,695,860
  5. Step 5: Solve for x
    x = 6,321,988,993,695,860/65,934,165.60
  6. Step 6: Final answer
    x = 95,883,354.80

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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.