Home / 178,921.92-268,426.86-89,007.06

Finding the Fourth Proportional to 178,921.92, 268,426.86 and 89,007.06

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Solution

The fourth proportional to 178,921.92, 268,426.86 and 89,007.06 is: 133,532.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,921.92 : 268,426.86 = 89,007.06 : x
  2. Step 2: Convert to fraction form
    178,921.92/268,426.86 = 89,007.06/x
  3. Step 3: Cross multiply
    178,921.92x = 268,426.86 × 89,007.06
  4. Step 4: Simplify right side
    178,921.92x = 23,891,885,633.63
  5. Step 5: Solve for x
    x = 23,891,885,633.63/178,921.92
  6. Step 6: Final answer
    x = 133,532.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.