Home / 186,337.17-257,145.89-101,454.75

Finding the Fourth Proportional to 186,337.17, 257,145.89 and 101,454.75

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Solution

The fourth proportional to 186,337.17, 257,145.89 and 101,454.75 is: 140,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,337.17 : 257,145.89 = 101,454.75 : x
  2. Step 2: Convert to fraction form
    186,337.17/257,145.89 = 101,454.75/x
  3. Step 3: Cross multiply
    186,337.17x = 257,145.89 × 101,454.75
  4. Step 4: Simplify right side
    186,337.17x = 26,088,671,476.20
  5. Step 5: Solve for x
    x = 26,088,671,476.20/186,337.17
  6. Step 6: Final answer
    x = 140,007.88

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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.