Home / 157,654.24-217,569.95-88,767.43

Finding the Fourth Proportional to 157,654.24, 217,569.95 and 88,767.43

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Solution

The fourth proportional to 157,654.24, 217,569.95 and 88,767.43 is: 122,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,654.24 : 217,569.95 = 88,767.43 : x
  2. Step 2: Convert to fraction form
    157,654.24/217,569.95 = 88,767.43/x
  3. Step 3: Cross multiply
    157,654.24x = 217,569.95 × 88,767.43
  4. Step 4: Simplify right side
    157,654.24x = 19,313,125,467.73
  5. Step 5: Solve for x
    x = 19,313,125,467.73/157,654.24
  6. Step 6: Final answer
    x = 122,503.05

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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.