Home / 75,449.76-113,172.60-25,529.52

Finding the Fourth Proportional to 75,449.76, 113,172.60 and 25,529.52

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Solution

The fourth proportional to 75,449.76, 113,172.60 and 25,529.52 is: 38,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,449.76 : 113,172.60 = 25,529.52 : x
  2. Step 2: Convert to fraction form
    75,449.76/113,172.60 = 25,529.52/x
  3. Step 3: Cross multiply
    75,449.76x = 113,172.60 × 25,529.52
  4. Step 4: Simplify right side
    75,449.76x = 2,889,242,155.15
  5. Step 5: Solve for x
    x = 2,889,242,155.15/75,449.76
  6. Step 6: Final answer
    x = 38,293.59

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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.