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Finding the Fourth Proportional to 57,686.85, 86,530.28 and 24,398.28

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Solution

The fourth proportional to 57,686.85, 86,530.28 and 24,398.28 is: 36,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,686.85 : 86,530.28 = 24,398.28 : x
  2. Step 2: Convert to fraction form
    57,686.85/86,530.28 = 24,398.28/x
  3. Step 3: Cross multiply
    57,686.85x = 86,530.28 × 24,398.28
  4. Step 4: Simplify right side
    57,686.85x = 2,111,189,877.93
  5. Step 5: Solve for x
    x = 2,111,189,877.93/57,686.85
  6. Step 6: Final answer
    x = 36,597.42

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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.