Home / 48,765.17-67,242.76-31,738.01

Finding the Fourth Proportional to 48,765.17, 67,242.76 and 31,738.01

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Solution

The fourth proportional to 48,765.17, 67,242.76 and 31,738.01 is: 43,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,765.17 : 67,242.76 = 31,738.01 : x
  2. Step 2: Convert to fraction form
    48,765.17/67,242.76 = 31,738.01/x
  3. Step 3: Cross multiply
    48,765.17x = 67,242.76 × 31,738.01
  4. Step 4: Simplify right side
    48,765.17x = 2,134,150,973.75
  5. Step 5: Solve for x
    x = 2,134,150,973.75/48,765.17
  6. Step 6: Final answer
    x = 43,763.84

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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.