Home / 78,799.88-108,741.34-44,812.06

Finding the Fourth Proportional to 78,799.88, 108,741.34 and 44,812.06

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Solution

The fourth proportional to 78,799.88, 108,741.34 and 44,812.06 is: 61,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,799.88 : 108,741.34 = 44,812.06 : x
  2. Step 2: Convert to fraction form
    78,799.88/108,741.34 = 44,812.06/x
  3. Step 3: Cross multiply
    78,799.88x = 108,741.34 × 44,812.06
  4. Step 4: Simplify right side
    78,799.88x = 4,872,923,452.56
  5. Step 5: Solve for x
    x = 4,872,923,452.56/78,799.88
  6. Step 6: Final answer
    x = 61,839.22

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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.