Home / 43,674.90-65,512.35-40,295.70

Finding the Fourth Proportional to 43,674.90, 65,512.35 and 40,295.70

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Solution

The fourth proportional to 43,674.90, 65,512.35 and 40,295.70 is: 60,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,674.90 : 65,512.35 = 40,295.70 : x
  2. Step 2: Convert to fraction form
    43,674.90/65,512.35 = 40,295.70/x
  3. Step 3: Cross multiply
    43,674.90x = 65,512.35 × 40,295.70
  4. Step 4: Simplify right side
    43,674.90x = 2,639,866,001.90
  5. Step 5: Solve for x
    x = 2,639,866,001.90/43,674.90
  6. Step 6: Final answer
    x = 60,443.55

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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.