Home / 247,601.28-341,689.76-134,424.04

Finding the Fourth Proportional to 247,601.28, 341,689.76 and 134,424.04

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Solution

The fourth proportional to 247,601.28, 341,689.76 and 134,424.04 is: 185,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,601.28 : 341,689.76 = 134,424.04 : x
  2. Step 2: Convert to fraction form
    247,601.28/341,689.76 = 134,424.04/x
  3. Step 3: Cross multiply
    247,601.28x = 341,689.76 × 134,424.04
  4. Step 4: Simplify right side
    247,601.28x = 45,931,317,965.83
  5. Step 5: Solve for x
    x = 45,931,317,965.83/247,601.28
  6. Step 6: Final answer
    x = 185,505.17

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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.