Home / 370,275.92-555,414-89,793.16

Finding the Fourth Proportional to 370,275.92, 555,414 and 89,793.16

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Solution

The fourth proportional to 370,275.92, 555,414 and 89,793.16 is: 134,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,275.92 : 555,414 = 89,793.16 : x
  2. Step 2: Convert to fraction form
    370,275.92/555,414 = 89,793.16/x
  3. Step 3: Cross multiply
    370,275.92x = 555,414 × 89,793.16
  4. Step 4: Simplify right side
    370,275.92x = 49,872,378,168.24
  5. Step 5: Solve for x
    x = 49,872,378,168.24/370,275.92
  6. Step 6: Final answer
    x = 134,689.77

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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.