Home / 154,747.49-232,105.69-42,439.01

Finding the Fourth Proportional to 154,747.49, 232,105.69 and 42,439.01

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Solution

The fourth proportional to 154,747.49, 232,105.69 and 42,439.01 is: 63,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,747.49 : 232,105.69 = 42,439.01 : x
  2. Step 2: Convert to fraction form
    154,747.49/232,105.69 = 42,439.01/x
  3. Step 3: Cross multiply
    154,747.49x = 232,105.69 × 42,439.01
  4. Step 4: Simplify right side
    154,747.49x = 9,850,334,591.49
  5. Step 5: Solve for x
    x = 9,850,334,591.49/154,747.49
  6. Step 6: Final answer
    x = 63,654.24

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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.