Home / 29,140.48-43,672.02-11,600.68

Finding the Fourth Proportional to 29,140.48, 43,672.02 and 11,600.68

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Solution

The fourth proportional to 29,140.48, 43,672.02 and 11,600.68 is: 17,385.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.48 : 43,672.02 = 11,600.68 : x
  2. Step 2: Convert to fraction form
    29,140.48/43,672.02 = 11,600.68/x
  3. Step 3: Cross multiply
    29,140.48x = 43,672.02 × 11,600.68
  4. Step 4: Simplify right side
    29,140.48x = 506,625,128.97
  5. Step 5: Solve for x
    x = 506,625,128.97/29,140.48
  6. Step 6: Final answer
    x = 17,385.61

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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.