Home / 47,540.10-71,332-17,968.20

Finding the Fourth Proportional to 47,540.10, 71,332 and 17,968.20

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Solution

The fourth proportional to 47,540.10, 71,332 and 17,968.20 is: 26,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540.10 : 71,332 = 17,968.20 : x
  2. Step 2: Convert to fraction form
    47,540.10/71,332 = 17,968.20/x
  3. Step 3: Cross multiply
    47,540.10x = 71,332 × 17,968.20
  4. Step 4: Simplify right side
    47,540.10x = 1,281,707,642.40
  5. Step 5: Solve for x
    x = 1,281,707,642.40/47,540.10
  6. Step 6: Final answer
    x = 26,960.56

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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.