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Finding the Fourth Proportional to 60,953.62, 84,167.92 and 38,330.48

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Solution

The fourth proportional to 60,953.62, 84,167.92 and 38,330.48 is: 52,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,953.62 : 84,167.92 = 38,330.48 : x
  2. Step 2: Convert to fraction form
    60,953.62/84,167.92 = 38,330.48/x
  3. Step 3: Cross multiply
    60,953.62x = 84,167.92 × 38,330.48
  4. Step 4: Simplify right side
    60,953.62x = 3,226,196,774.20
  5. Step 5: Solve for x
    x = 3,226,196,774.20/60,953.62
  6. Step 6: Final answer
    x = 52,928.71

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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.