Home / 157,444.61-217,265.39-89,452.15

Finding the Fourth Proportional to 157,444.61, 217,265.39 and 89,452.15

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Solution

The fourth proportional to 157,444.61, 217,265.39 and 89,452.15 is: 123,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,444.61 : 217,265.39 = 89,452.15 : x
  2. Step 2: Convert to fraction form
    157,444.61/217,265.39 = 89,452.15/x
  3. Step 3: Cross multiply
    157,444.61x = 217,265.39 × 89,452.15
  4. Step 4: Simplify right side
    157,444.61x = 19,434,855,601.11
  5. Step 5: Solve for x
    x = 19,434,855,601.11/157,444.61
  6. Step 6: Final answer
    x = 123,439.32

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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.