Home / 38,159.40-57,251.02-17,117.08

Finding the Fourth Proportional to 38,159.40, 57,251.02 and 17,117.08

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Solution

The fourth proportional to 38,159.40, 57,251.02 and 17,117.08 is: 25,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,159.40 : 57,251.02 = 17,117.08 : x
  2. Step 2: Convert to fraction form
    38,159.40/57,251.02 = 17,117.08/x
  3. Step 3: Cross multiply
    38,159.40x = 57,251.02 × 17,117.08
  4. Step 4: Simplify right side
    38,159.40x = 979,970,289.42
  5. Step 5: Solve for x
    x = 979,970,289.42/38,159.40
  6. Step 6: Final answer
    x = 25,680.97

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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.