Home / 102,581.16-141,559.44-66,703.44

Finding the Fourth Proportional to 102,581.16, 141,559.44 and 66,703.44

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Solution

The fourth proportional to 102,581.16, 141,559.44 and 66,703.44 is: 92,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,581.16 : 141,559.44 = 66,703.44 : x
  2. Step 2: Convert to fraction form
    102,581.16/141,559.44 = 66,703.44/x
  3. Step 3: Cross multiply
    102,581.16x = 141,559.44 × 66,703.44
  4. Step 4: Simplify right side
    102,581.16x = 9,442,501,612.47
  5. Step 5: Solve for x
    x = 9,442,501,612.47/102,581.16
  6. Step 6: Final answer
    x = 92,049.08

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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.