Home / 48,820.88-73,242.18-20,741.82

Finding the Fourth Proportional to 48,820.88, 73,242.18 and 20,741.82

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Solution

The fourth proportional to 48,820.88, 73,242.18 and 20,741.82 is: 31,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,820.88 : 73,242.18 = 20,741.82 : x
  2. Step 2: Convert to fraction form
    48,820.88/73,242.18 = 20,741.82/x
  3. Step 3: Cross multiply
    48,820.88x = 73,242.18 × 20,741.82
  4. Step 4: Simplify right side
    48,820.88x = 1,519,176,113.97
  5. Step 5: Solve for x
    x = 1,519,176,113.97/48,820.88
  6. Step 6: Final answer
    x = 31,117.35

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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.