Home / 92,512.20-138,544.62-52,949.40

Finding the Fourth Proportional to 92,512.20, 138,544.62 and 52,949.40

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Solution

The fourth proportional to 92,512.20, 138,544.62 and 52,949.40 is: 79,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,512.20 : 138,544.62 = 52,949.40 : x
  2. Step 2: Convert to fraction form
    92,512.20/138,544.62 = 52,949.40/x
  3. Step 3: Cross multiply
    92,512.20x = 138,544.62 × 52,949.40
  4. Step 4: Simplify right side
    92,512.20x = 7,335,854,502.23
  5. Step 5: Solve for x
    x = 7,335,854,502.23/92,512.20
  6. Step 6: Final answer
    x = 79,296.08

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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.