Home / 186,158.28-256,882.68-105,560.04

Finding the Fourth Proportional to 186,158.28, 256,882.68 and 105,560.04

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Solution

The fourth proportional to 186,158.28, 256,882.68 and 105,560.04 is: 145,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,158.28 : 256,882.68 = 105,560.04 : x
  2. Step 2: Convert to fraction form
    186,158.28/256,882.68 = 105,560.04/x
  3. Step 3: Cross multiply
    186,158.28x = 256,882.68 × 105,560.04
  4. Step 4: Simplify right side
    186,158.28x = 27,116,545,976.11
  5. Step 5: Solve for x
    x = 27,116,545,976.11/186,158.28
  6. Step 6: Final answer
    x = 145,663.93

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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.