Home / 71,549.18-98,742.46-41,335.78

Finding the Fourth Proportional to 71,549.18, 98,742.46 and 41,335.78

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Solution

The fourth proportional to 71,549.18, 98,742.46 and 41,335.78 is: 57,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,549.18 : 98,742.46 = 41,335.78 : x
  2. Step 2: Convert to fraction form
    71,549.18/98,742.46 = 41,335.78/x
  3. Step 3: Cross multiply
    71,549.18x = 98,742.46 × 41,335.78
  4. Step 4: Simplify right side
    71,549.18x = 4,081,596,603.22
  5. Step 5: Solve for x
    x = 4,081,596,603.22/71,549.18
  6. Step 6: Final answer
    x = 57,046.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.