Home / 71,186.00-98,233.57-40,972.29

Finding the Fourth Proportional to 71,186.00, 98,233.57 and 40,972.29

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Solution

The fourth proportional to 71,186.00, 98,233.57 and 40,972.29 is: 56,539.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,186.00 : 98,233.57 = 40,972.29 : x
  2. Step 2: Convert to fraction form
    71,186.00/98,233.57 = 40,972.29/x
  3. Step 3: Cross multiply
    71,186.00x = 98,233.57 × 40,972.29
  4. Step 4: Simplify right side
    71,186.00x = 4,024,854,437.94
  5. Step 5: Solve for x
    x = 4,024,854,437.94/71,186.00
  6. Step 6: Final answer
    x = 56,539.97

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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.