Home / 108,934.47-163,350.68-45,741.11

Finding the Fourth Proportional to 108,934.47, 163,350.68 and 45,741.11

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Solution

The fourth proportional to 108,934.47, 163,350.68 and 45,741.11 is: 68,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,934.47 : 163,350.68 = 45,741.11 : x
  2. Step 2: Convert to fraction form
    108,934.47/163,350.68 = 45,741.11/x
  3. Step 3: Cross multiply
    108,934.47x = 163,350.68 × 45,741.11
  4. Step 4: Simplify right side
    108,934.47x = 7,471,840,377.00
  5. Step 5: Solve for x
    x = 7,471,840,377.00/108,934.47
  6. Step 6: Final answer
    x = 68,590.23

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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.