Home / 254,527.20-381,787.92-154,715.04

Finding the Fourth Proportional to 254,527.20, 381,787.92 and 154,715.04

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Solution

The fourth proportional to 254,527.20, 381,787.92 and 154,715.04 is: 232,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,527.20 : 381,787.92 = 154,715.04 : x
  2. Step 2: Convert to fraction form
    254,527.20/381,787.92 = 154,715.04/x
  3. Step 3: Cross multiply
    254,527.20x = 381,787.92 × 154,715.04
  4. Step 4: Simplify right side
    254,527.20x = 59,068,333,314.32
  5. Step 5: Solve for x
    x = 59,068,333,314.32/254,527.20
  6. Step 6: Final answer
    x = 232,070.81

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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.