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Finding the Fourth Proportional to 65,165.20, 97,893.60 and 62,508.40

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Solution

The fourth proportional to 65,165.20, 97,893.60 and 62,508.40 is: 93,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,165.20 : 97,893.60 = 62,508.40 : x
  2. Step 2: Convert to fraction form
    65,165.20/97,893.60 = 62,508.40/x
  3. Step 3: Cross multiply
    65,165.20x = 97,893.60 × 62,508.40
  4. Step 4: Simplify right side
    65,165.20x = 6,119,172,306.24
  5. Step 5: Solve for x
    x = 6,119,172,306.24/65,165.20
  6. Step 6: Final answer
    x = 93,902.46

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1.5x scale

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.