Home / 157,526.32-217,391.78-89,546.14

Finding the Fourth Proportional to 157,526.32, 217,391.78 and 89,546.14

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Solution

The fourth proportional to 157,526.32, 217,391.78 and 89,546.14 is: 123,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,526.32 : 217,391.78 = 89,546.14 : x
  2. Step 2: Convert to fraction form
    157,526.32/217,391.78 = 89,546.14/x
  3. Step 3: Cross multiply
    157,526.32x = 217,391.78 × 89,546.14
  4. Step 4: Simplify right side
    157,526.32x = 19,466,594,766.73
  5. Step 5: Solve for x
    x = 19,466,594,766.73/157,526.32
  6. Step 6: Final answer
    x = 123,576.78

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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.