Home / 40,372.80-60,559.20-25,598.40

Finding the Fourth Proportional to 40,372.80, 60,559.20 and 25,598.40

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Solution

The fourth proportional to 40,372.80, 60,559.20 and 25,598.40 is: 38,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.80 : 60,559.20 = 25,598.40 : x
  2. Step 2: Convert to fraction form
    40,372.80/60,559.20 = 25,598.40/x
  3. Step 3: Cross multiply
    40,372.80x = 60,559.20 × 25,598.40
  4. Step 4: Simplify right side
    40,372.80x = 1,550,218,625.28
  5. Step 5: Solve for x
    x = 1,550,218,625.28/40,372.80
  6. Step 6: Final answer
    x = 38,397.60

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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.