Home / 154,753.79-232,164.10-48,135.72

Finding the Fourth Proportional to 154,753.79, 232,164.10 and 48,135.72

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Solution

The fourth proportional to 154,753.79, 232,164.10 and 48,135.72 is: 72,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,753.79 : 232,164.10 = 48,135.72 : x
  2. Step 2: Convert to fraction form
    154,753.79/232,164.10 = 48,135.72/x
  3. Step 3: Cross multiply
    154,753.79x = 232,164.10 × 48,135.72
  4. Step 4: Simplify right side
    154,753.79x = 11,175,385,601.13
  5. Step 5: Solve for x
    x = 11,175,385,601.13/154,753.79
  6. Step 6: Final answer
    x = 72,213.97

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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.