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Finding the Fourth Proportional to 61,411.08, 84,747.42 and 36,262.20

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Solution

The fourth proportional to 61,411.08, 84,747.42 and 36,262.20 is: 50,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,411.08 : 84,747.42 = 36,262.20 : x
  2. Step 2: Convert to fraction form
    61,411.08/84,747.42 = 36,262.20/x
  3. Step 3: Cross multiply
    61,411.08x = 84,747.42 × 36,262.20
  4. Step 4: Simplify right side
    61,411.08x = 3,073,127,893.52
  5. Step 5: Solve for x
    x = 3,073,127,893.52/61,411.08
  6. Step 6: Final answer
    x = 50,041.91

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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.