Home / 63,102.18-94,617.77-20,959.70

Finding the Fourth Proportional to 63,102.18, 94,617.77 and 20,959.70

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Solution

The fourth proportional to 63,102.18, 94,617.77 and 20,959.70 is: 31,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,102.18 : 94,617.77 = 20,959.70 : x
  2. Step 2: Convert to fraction form
    63,102.18/94,617.77 = 20,959.70/x
  3. Step 3: Cross multiply
    63,102.18x = 94,617.77 × 20,959.70
  4. Step 4: Simplify right side
    63,102.18x = 1,983,160,205.61
  5. Step 5: Solve for x
    x = 1,983,160,205.61/63,102.18
  6. Step 6: Final answer
    x = 31,427.76

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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.