Home / 92,540.23-138,867.45-36,370.47

Finding the Fourth Proportional to 92,540.23, 138,867.45 and 36,370.47

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Solution

The fourth proportional to 92,540.23, 138,867.45 and 36,370.47 is: 54,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,540.23 : 138,867.45 = 36,370.47 : x
  2. Step 2: Convert to fraction form
    92,540.23/138,867.45 = 36,370.47/x
  3. Step 3: Cross multiply
    92,540.23x = 138,867.45 × 36,370.47
  4. Step 4: Simplify right side
    92,540.23x = 5,050,674,808.57
  5. Step 5: Solve for x
    x = 5,050,674,808.57/92,540.23
  6. Step 6: Final answer
    x = 54,578.15

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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.