Home / 187,246.08-280,858.14-54,123.39

Finding the Fourth Proportional to 187,246.08, 280,858.14 and 54,123.39

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Solution

The fourth proportional to 187,246.08, 280,858.14 and 54,123.39 is: 81,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,246.08 : 280,858.14 = 54,123.39 : x
  2. Step 2: Convert to fraction form
    187,246.08/280,858.14 = 54,123.39/x
  3. Step 3: Cross multiply
    187,246.08x = 280,858.14 × 54,123.39
  4. Step 4: Simplify right side
    187,246.08x = 15,200,994,645.89
  5. Step 5: Solve for x
    x = 15,200,994,645.89/187,246.08
  6. Step 6: Final answer
    x = 81,181.91

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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.