Home / 154,760.90-232,207.02-84,558.20

Finding the Fourth Proportional to 154,760.90, 232,207.02 and 84,558.20

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Solution

The fourth proportional to 154,760.90, 232,207.02 and 84,558.20 is: 126,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,760.90 : 232,207.02 = 84,558.20 : x
  2. Step 2: Convert to fraction form
    154,760.90/232,207.02 = 84,558.20/x
  3. Step 3: Cross multiply
    154,760.90x = 232,207.02 × 84,558.20
  4. Step 4: Simplify right side
    154,760.90x = 19,635,006,477.53
  5. Step 5: Solve for x
    x = 19,635,006,477.53/154,760.90
  6. Step 6: Final answer
    x = 126,873.18

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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.