Home / 154,527.24-231,753.39-42,207.98

Finding the Fourth Proportional to 154,527.24, 231,753.39 and 42,207.98

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Solution

The fourth proportional to 154,527.24, 231,753.39 and 42,207.98 is: 63,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,527.24 : 231,753.39 = 42,207.98 : x
  2. Step 2: Convert to fraction form
    154,527.24/231,753.39 = 42,207.98/x
  3. Step 3: Cross multiply
    154,527.24x = 231,753.39 × 42,207.98
  4. Step 4: Simplify right side
    154,527.24x = 9,781,842,450.05
  5. Step 5: Solve for x
    x = 9,781,842,450.05/154,527.24
  6. Step 6: Final answer
    x = 63,301.74

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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.