Home / 108,873.38-163,308.62-52,718.52

Finding the Fourth Proportional to 108,873.38, 163,308.62 and 52,718.52

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Solution

The fourth proportional to 108,873.38, 163,308.62 and 52,718.52 is: 79,077.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873.38 : 163,308.62 = 52,718.52 : x
  2. Step 2: Convert to fraction form
    108,873.38/163,308.62 = 52,718.52/x
  3. Step 3: Cross multiply
    108,873.38x = 163,308.62 × 52,718.52
  4. Step 4: Simplify right side
    108,873.38x = 8,609,388,749.64
  5. Step 5: Solve for x
    x = 8,609,388,749.64/108,873.38
  6. Step 6: Final answer
    x = 79,077.08

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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.