Home / 157,484.38-217,322.18-92,974.40

Finding the Fourth Proportional to 157,484.38, 217,322.18 and 92,974.40

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Solution

The fourth proportional to 157,484.38, 217,322.18 and 92,974.40 is: 128,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,484.38 : 217,322.18 = 92,974.40 : x
  2. Step 2: Convert to fraction form
    157,484.38/217,322.18 = 92,974.40/x
  3. Step 3: Cross multiply
    157,484.38x = 217,322.18 × 92,974.40
  4. Step 4: Simplify right side
    157,484.38x = 20,205,399,292.19
  5. Step 5: Solve for x
    x = 20,205,399,292.19/157,484.38
  6. Step 6: Final answer
    x = 128,300.97

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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.