Home / 187,228.83-280,832.31-54,106.14

Finding the Fourth Proportional to 187,228.83, 280,832.31 and 54,106.14

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Solution

The fourth proportional to 187,228.83, 280,832.31 and 54,106.14 is: 81,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,228.83 : 280,832.31 = 54,106.14 : x
  2. Step 2: Convert to fraction form
    187,228.83/280,832.31 = 54,106.14/x
  3. Step 3: Cross multiply
    187,228.83x = 280,832.31 × 54,106.14
  4. Step 4: Simplify right side
    187,228.83x = 15,194,752,281.38
  5. Step 5: Solve for x
    x = 15,194,752,281.38/187,228.83
  6. Step 6: Final answer
    x = 81,156.05

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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.