Home / 154,727.26-232,065.97-42,381.20

Finding the Fourth Proportional to 154,727.26, 232,065.97 and 42,381.20

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Solution

The fourth proportional to 154,727.26, 232,065.97 and 42,381.20 is: 63,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,727.26 : 232,065.97 = 42,381.20 : x
  2. Step 2: Convert to fraction form
    154,727.26/232,065.97 = 42,381.20/x
  3. Step 3: Cross multiply
    154,727.26x = 232,065.97 × 42,381.20
  4. Step 4: Simplify right side
    154,727.26x = 9,835,233,127.43
  5. Step 5: Solve for x
    x = 9,835,233,127.43/154,727.26
  6. Step 6: Final answer
    x = 63,564.97

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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.