Home / 71,167.03-98,191.30-40,960.91

Finding the Fourth Proportional to 71,167.03, 98,191.30 and 40,960.91

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Solution

The fourth proportional to 71,167.03, 98,191.30 and 40,960.91 is: 56,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,167.03 : 98,191.30 = 40,960.91 : x
  2. Step 2: Convert to fraction form
    71,167.03/98,191.30 = 40,960.91/x
  3. Step 3: Cross multiply
    71,167.03x = 98,191.30 × 40,960.91
  4. Step 4: Simplify right side
    71,167.03x = 4,022,005,002.08
  5. Step 5: Solve for x
    x = 4,022,005,002.08/71,167.03
  6. Step 6: Final answer
    x = 56,515.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.