Home / 124,833.79-187,232.25-45,929.66

Finding the Fourth Proportional to 124,833.79, 187,232.25 and 45,929.66

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Solution

The fourth proportional to 124,833.79, 187,232.25 and 45,929.66 is: 68,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,833.79 : 187,232.25 = 45,929.66 : x
  2. Step 2: Convert to fraction form
    124,833.79/187,232.25 = 45,929.66/x
  3. Step 3: Cross multiply
    124,833.79x = 187,232.25 × 45,929.66
  4. Step 4: Simplify right side
    124,833.79x = 8,599,513,583.54
  5. Step 5: Solve for x
    x = 8,599,513,583.54/124,833.79
  6. Step 6: Final answer
    x = 68,887.71

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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.