Home / 157,532.26-217,407.45-89,570.56

Finding the Fourth Proportional to 157,532.26, 217,407.45 and 89,570.56

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Solution

The fourth proportional to 157,532.26, 217,407.45 and 89,570.56 is: 123,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,532.26 : 217,407.45 = 89,570.56 : x
  2. Step 2: Convert to fraction form
    157,532.26/217,407.45 = 89,570.56/x
  3. Step 3: Cross multiply
    157,532.26x = 217,407.45 × 89,570.56
  4. Step 4: Simplify right side
    157,532.26x = 19,473,307,044.67
  5. Step 5: Solve for x
    x = 19,473,307,044.67/157,532.26
  6. Step 6: Final answer
    x = 123,614.73

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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.