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Finding the Fourth Proportional to 157,494.52, 217,367.36 and 93,869.22

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Solution

The fourth proportional to 157,494.52, 217,367.36 and 93,869.22 is: 129,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,494.52 : 217,367.36 = 93,869.22 : x
  2. Step 2: Convert to fraction form
    157,494.52/217,367.36 = 93,869.22/x
  3. Step 3: Cross multiply
    157,494.52x = 217,367.36 × 93,869.22
  4. Step 4: Simplify right side
    157,494.52x = 20,404,104,536.66
  5. Step 5: Solve for x
    x = 20,404,104,536.66/157,494.52
  6. Step 6: Final answer
    x = 129,554.38

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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.