Home / 43,454.40-65,230.20-40,599.15

Finding the Fourth Proportional to 43,454.40, 65,230.20 and 40,599.15

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Solution

The fourth proportional to 43,454.40, 65,230.20 and 40,599.15 is: 60,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454.40 : 65,230.20 = 40,599.15 : x
  2. Step 2: Convert to fraction form
    43,454.40/65,230.20 = 40,599.15/x
  3. Step 3: Cross multiply
    43,454.40x = 65,230.20 × 40,599.15
  4. Step 4: Simplify right side
    43,454.40x = 2,648,290,674.33
  5. Step 5: Solve for x
    x = 2,648,290,674.33/43,454.40
  6. Step 6: Final answer
    x = 60,944.13

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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.