Home / 71,661.24-98,894.55-41,443.68

Finding the Fourth Proportional to 71,661.24, 98,894.55 and 41,443.68

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Solution

The fourth proportional to 71,661.24, 98,894.55 and 41,443.68 is: 57,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,661.24 : 98,894.55 = 41,443.68 : x
  2. Step 2: Convert to fraction form
    71,661.24/98,894.55 = 41,443.68/x
  3. Step 3: Cross multiply
    71,661.24x = 98,894.55 × 41,443.68
  4. Step 4: Simplify right side
    71,661.24x = 4,098,554,083.94
  5. Step 5: Solve for x
    x = 4,098,554,083.94/71,661.24
  6. Step 6: Final answer
    x = 57,193.46

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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.