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Finding the Fourth Proportional to 61,383.92, 84,710.68 and 36,233.42

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Solution

The fourth proportional to 61,383.92, 84,710.68 and 36,233.42 is: 50,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,383.92 : 84,710.68 = 36,233.42 : x
  2. Step 2: Convert to fraction form
    61,383.92/84,710.68 = 36,233.42/x
  3. Step 3: Cross multiply
    61,383.92x = 84,710.68 × 36,233.42
  4. Step 4: Simplify right side
    61,383.92x = 3,069,357,132.79
  5. Step 5: Solve for x
    x = 3,069,357,132.79/61,383.92
  6. Step 6: Final answer
    x = 50,002.63

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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.