Home / 52,960.32-79,440.41-13,517.43

Finding the Fourth Proportional to 52,960.32, 79,440.41 and 13,517.43

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Solution

The fourth proportional to 52,960.32, 79,440.41 and 13,517.43 is: 20,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,960.32 : 79,440.41 = 13,517.43 : x
  2. Step 2: Convert to fraction form
    52,960.32/79,440.41 = 13,517.43/x
  3. Step 3: Cross multiply
    52,960.32x = 79,440.41 × 13,517.43
  4. Step 4: Simplify right side
    52,960.32x = 1,073,830,113.76
  5. Step 5: Solve for x
    x = 1,073,830,113.76/52,960.32
  6. Step 6: Final answer
    x = 20,276.13

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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.