Home / 71,287.48-98,381.28-41,072.25

Finding the Fourth Proportional to 71,287.48, 98,381.28 and 41,072.25

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Solution

The fourth proportional to 71,287.48, 98,381.28 and 41,072.25 is: 56,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,287.48 : 98,381.28 = 41,072.25 : x
  2. Step 2: Convert to fraction form
    71,287.48/98,381.28 = 41,072.25/x
  3. Step 3: Cross multiply
    71,287.48x = 98,381.28 × 41,072.25
  4. Step 4: Simplify right side
    71,287.48x = 4,040,740,527.48
  5. Step 5: Solve for x
    x = 4,040,740,527.48/71,287.48
  6. Step 6: Final answer
    x = 56,682.33

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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.