Home / 145,517.24-218,254.26-40,325.24

Finding the Fourth Proportional to 145,517.24, 218,254.26 and 40,325.24

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Solution

The fourth proportional to 145,517.24, 218,254.26 and 40,325.24 is: 60,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,517.24 : 218,254.26 = 40,325.24 : x
  2. Step 2: Convert to fraction form
    145,517.24/218,254.26 = 40,325.24/x
  3. Step 3: Cross multiply
    145,517.24x = 218,254.26 × 40,325.24
  4. Step 4: Simplify right side
    145,517.24x = 8,801,155,415.52
  5. Step 5: Solve for x
    x = 8,801,155,415.52/145,517.24
  6. Step 6: Final answer
    x = 60,481.87

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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.