Home / 63,122.45-87,113.25-36,275.66

Finding the Fourth Proportional to 63,122.45, 87,113.25 and 36,275.66

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Solution

The fourth proportional to 63,122.45, 87,113.25 and 36,275.66 is: 50,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,122.45 : 87,113.25 = 36,275.66 : x
  2. Step 2: Convert to fraction form
    63,122.45/87,113.25 = 36,275.66/x
  3. Step 3: Cross multiply
    63,122.45x = 87,113.25 × 36,275.66
  4. Step 4: Simplify right side
    63,122.45x = 3,160,090,202.93
  5. Step 5: Solve for x
    x = 3,160,090,202.93/63,122.45
  6. Step 6: Final answer
    x = 50,062.86

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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.