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Finding the Fourth Proportional to 56,572.79, 84,859.19 and 14,452.97

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Solution

The fourth proportional to 56,572.79, 84,859.19 and 14,452.97 is: 21,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,572.79 : 84,859.19 = 14,452.97 : x
  2. Step 2: Convert to fraction form
    56,572.79/84,859.19 = 14,452.97/x
  3. Step 3: Cross multiply
    56,572.79x = 84,859.19 × 14,452.97
  4. Step 4: Simplify right side
    56,572.79x = 1,226,466,830.73
  5. Step 5: Solve for x
    x = 1,226,466,830.73/56,572.79
  6. Step 6: Final answer
    x = 21,679.45

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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.