Home / 92,570.20-138,826.56-33,398.16

Finding the Fourth Proportional to 92,570.20, 138,826.56 and 33,398.16

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Solution

The fourth proportional to 92,570.20, 138,826.56 and 33,398.16 is: 50,086.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,570.20 : 138,826.56 = 33,398.16 : x
  2. Step 2: Convert to fraction form
    92,570.20/138,826.56 = 33,398.16/x
  3. Step 3: Cross multiply
    92,570.20x = 138,826.56 × 33,398.16
  4. Step 4: Simplify right side
    92,570.20x = 4,636,551,663.13
  5. Step 5: Solve for x
    x = 4,636,551,663.13/92,570.20
  6. Step 6: Final answer
    x = 50,086.87

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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.