Home / 60,485.10-90,727.65-43,766.70

Finding the Fourth Proportional to 60,485.10, 90,727.65 and 43,766.70

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Solution

The fourth proportional to 60,485.10, 90,727.65 and 43,766.70 is: 65,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,485.10 : 90,727.65 = 43,766.70 : x
  2. Step 2: Convert to fraction form
    60,485.10/90,727.65 = 43,766.70/x
  3. Step 3: Cross multiply
    60,485.10x = 90,727.65 × 43,766.70
  4. Step 4: Simplify right side
    60,485.10x = 3,970,849,839.26
  5. Step 5: Solve for x
    x = 3,970,849,839.26/60,485.10
  6. Step 6: Final answer
    x = 65,650.05

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Similar ratio
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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.