Home / 154,776.20-232,164.65-42,458.04

Finding the Fourth Proportional to 154,776.20, 232,164.65 and 42,458.04

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Solution

The fourth proportional to 154,776.20, 232,164.65 and 42,458.04 is: 63,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,776.20 : 232,164.65 = 42,458.04 : x
  2. Step 2: Convert to fraction form
    154,776.20/232,164.65 = 42,458.04/x
  3. Step 3: Cross multiply
    154,776.20x = 232,164.65 × 42,458.04
  4. Step 4: Simplify right side
    154,776.20x = 9,857,256,102.43
  5. Step 5: Solve for x
    x = 9,857,256,102.43/154,776.20
  6. Step 6: Final answer
    x = 63,687.16

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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.