Home / 182,343.15-251,463.69-120,981.20

Finding the Fourth Proportional to 182,343.15, 251,463.69 and 120,981.20

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Solution

The fourth proportional to 182,343.15, 251,463.69 and 120,981.20 is: 166,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,343.15 : 251,463.69 = 120,981.20 : x
  2. Step 2: Convert to fraction form
    182,343.15/251,463.69 = 120,981.20/x
  3. Step 3: Cross multiply
    182,343.15x = 251,463.69 × 120,981.20
  4. Step 4: Simplify right side
    182,343.15x = 30,422,377,715.31
  5. Step 5: Solve for x
    x = 30,422,377,715.31/182,343.15
  6. Step 6: Final answer
    x = 166,841.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.