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Finding the Fourth Proportional to 56,502.60, 84,767.60 and 17,057.35

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Solution

The fourth proportional to 56,502.60, 84,767.60 and 17,057.35 is: 25,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,502.60 : 84,767.60 = 17,057.35 : x
  2. Step 2: Convert to fraction form
    56,502.60/84,767.60 = 17,057.35/x
  3. Step 3: Cross multiply
    56,502.60x = 84,767.60 × 17,057.35
  4. Step 4: Simplify right side
    56,502.60x = 1,445,910,621.86
  5. Step 5: Solve for x
    x = 1,445,910,621.86/56,502.60
  6. Step 6: Final answer
    x = 25,590.16

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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.