Home / 124,700.77-187,125.68-45,822.97

Finding the Fourth Proportional to 124,700.77, 187,125.68 and 45,822.97

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Solution

The fourth proportional to 124,700.77, 187,125.68 and 45,822.97 is: 68,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,700.77 : 187,125.68 = 45,822.97 : x
  2. Step 2: Convert to fraction form
    124,700.77/187,125.68 = 45,822.97/x
  3. Step 3: Cross multiply
    124,700.77x = 187,125.68 × 45,822.97
  4. Step 4: Simplify right side
    124,700.77x = 8,574,654,420.87
  5. Step 5: Solve for x
    x = 8,574,654,420.87/124,700.77
  6. Step 6: Final answer
    x = 68,761.84

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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.