Home / 124,748.94-187,012.46-45,844.70

Finding the Fourth Proportional to 124,748.94, 187,012.46 and 45,844.70

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Solution

The fourth proportional to 124,748.94, 187,012.46 and 45,844.70 is: 68,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,748.94 : 187,012.46 = 45,844.70 : x
  2. Step 2: Convert to fraction form
    124,748.94/187,012.46 = 45,844.70/x
  3. Step 3: Cross multiply
    124,748.94x = 187,012.46 × 45,844.70
  4. Step 4: Simplify right side
    124,748.94x = 8,573,530,124.96
  5. Step 5: Solve for x
    x = 8,573,530,124.96/124,748.94
  6. Step 6: Final answer
    x = 68,726.28

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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.