Home / 108,729.27-163,140.84-58,844.55

Finding the Fourth Proportional to 108,729.27, 163,140.84 and 58,844.55

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Solution

The fourth proportional to 108,729.27, 163,140.84 and 58,844.55 is: 88,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,729.27 : 163,140.84 = 58,844.55 : x
  2. Step 2: Convert to fraction form
    108,729.27/163,140.84 = 58,844.55/x
  3. Step 3: Cross multiply
    108,729.27x = 163,140.84 × 58,844.55
  4. Step 4: Simplify right side
    108,729.27x = 9,599,949,316.42
  5. Step 5: Solve for x
    x = 9,599,949,316.42/108,729.27
  6. Step 6: Final answer
    x = 88,292.23

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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.