Home / 74,449.26-102,756.18-45,793.56

Finding the Fourth Proportional to 74,449.26, 102,756.18 and 45,793.56

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Solution

The fourth proportional to 74,449.26, 102,756.18 and 45,793.56 is: 63,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,449.26 : 102,756.18 = 45,793.56 : x
  2. Step 2: Convert to fraction form
    74,449.26/102,756.18 = 45,793.56/x
  3. Step 3: Cross multiply
    74,449.26x = 102,756.18 × 45,793.56
  4. Step 4: Simplify right side
    74,449.26x = 4,705,571,294.20
  5. Step 5: Solve for x
    x = 4,705,571,294.20/74,449.26
  6. Step 6: Final answer
    x = 63,205.08

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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.