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Finding the Fourth Proportional to 61,162.40, 84,404.96 and 36,960.04

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Solution

The fourth proportional to 61,162.40, 84,404.96 and 36,960.04 is: 51,005.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,162.40 : 84,404.96 = 36,960.04 : x
  2. Step 2: Convert to fraction form
    61,162.40/84,404.96 = 36,960.04/x
  3. Step 3: Cross multiply
    61,162.40x = 84,404.96 × 36,960.04
  4. Step 4: Simplify right side
    61,162.40x = 3,119,610,697.80
  5. Step 5: Solve for x
    x = 3,119,610,697.80/61,162.40
  6. Step 6: Final answer
    x = 51,005.37

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1.5x scale

Why These Related Problems?

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