Home / 108,814.92-163,189.44-38,690.52

Finding the Fourth Proportional to 108,814.92, 163,189.44 and 38,690.52

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Solution

The fourth proportional to 108,814.92, 163,189.44 and 38,690.52 is: 58,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,814.92 : 163,189.44 = 38,690.52 : x
  2. Step 2: Convert to fraction form
    108,814.92/163,189.44 = 38,690.52/x
  3. Step 3: Cross multiply
    108,814.92x = 163,189.44 × 38,690.52
  4. Step 4: Simplify right side
    108,814.92x = 6,313,884,292.11
  5. Step 5: Solve for x
    x = 6,313,884,292.11/108,814.92
  6. Step 6: Final answer
    x = 58,024.07

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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.