Home / 154,921.92-232,385.42-53,723.16

Finding the Fourth Proportional to 154,921.92, 232,385.42 and 53,723.16

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Solution

The fourth proportional to 154,921.92, 232,385.42 and 53,723.16 is: 80,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,921.92 : 232,385.42 = 53,723.16 : x
  2. Step 2: Convert to fraction form
    154,921.92/232,385.42 = 53,723.16/x
  3. Step 3: Cross multiply
    154,921.92x = 232,385.42 × 53,723.16
  4. Step 4: Simplify right side
    154,921.92x = 12,484,479,334.78
  5. Step 5: Solve for x
    x = 12,484,479,334.78/154,921.92
  6. Step 6: Final answer
    x = 80,585.62

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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.