Home / 119,242.62-178,872.21-40,330.17

Finding the Fourth Proportional to 119,242.62, 178,872.21 and 40,330.17

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Solution

The fourth proportional to 119,242.62, 178,872.21 and 40,330.17 is: 60,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,242.62 : 178,872.21 = 40,330.17 : x
  2. Step 2: Convert to fraction form
    119,242.62/178,872.21 = 40,330.17/x
  3. Step 3: Cross multiply
    119,242.62x = 178,872.21 × 40,330.17
  4. Step 4: Simplify right side
    119,242.62x = 7,213,946,637.58
  5. Step 5: Solve for x
    x = 7,213,946,637.58/119,242.62
  6. Step 6: Final answer
    x = 60,498.06

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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.