Home / 48,960.88-73,445.22-20,881.18

Finding the Fourth Proportional to 48,960.88, 73,445.22 and 20,881.18

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Solution

The fourth proportional to 48,960.88, 73,445.22 and 20,881.18 is: 31,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,960.88 : 73,445.22 = 20,881.18 : x
  2. Step 2: Convert to fraction form
    48,960.88/73,445.22 = 20,881.18/x
  3. Step 3: Cross multiply
    48,960.88x = 73,445.22 × 20,881.18
  4. Step 4: Simplify right side
    48,960.88x = 1,533,622,675.35
  5. Step 5: Solve for x
    x = 1,533,622,675.35/48,960.88
  6. Step 6: Final answer
    x = 31,323.43

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1.5x scale

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.