Home / 154,932.30-232,398.45-55,205.10

Finding the Fourth Proportional to 154,932.30, 232,398.45 and 55,205.10

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Solution

The fourth proportional to 154,932.30, 232,398.45 and 55,205.10 is: 82,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,932.30 : 232,398.45 = 55,205.10 : x
  2. Step 2: Convert to fraction form
    154,932.30/232,398.45 = 55,205.10/x
  3. Step 3: Cross multiply
    154,932.30x = 232,398.45 × 55,205.10
  4. Step 4: Simplify right side
    154,932.30x = 12,829,579,672.10
  5. Step 5: Solve for x
    x = 12,829,579,672.10/154,932.30
  6. Step 6: Final answer
    x = 82,807.65

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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.