Home / 124,853.61-187,299.09-45,961.86

Finding the Fourth Proportional to 124,853.61, 187,299.09 and 45,961.86

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Solution

The fourth proportional to 124,853.61, 187,299.09 and 45,961.86 is: 68,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,853.61 : 187,299.09 = 45,961.86 : x
  2. Step 2: Convert to fraction form
    124,853.61/187,299.09 = 45,961.86/x
  3. Step 3: Cross multiply
    124,853.61x = 187,299.09 × 45,961.86
  4. Step 4: Simplify right side
    124,853.61x = 8,608,614,552.71
  5. Step 5: Solve for x
    x = 8,608,614,552.71/124,853.61
  6. Step 6: Final answer
    x = 68,949.66

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1.5x scale

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.