Home / 40,986.29-61,454.79-27,798.68

Finding the Fourth Proportional to 40,986.29, 61,454.79 and 27,798.68

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Solution

The fourth proportional to 40,986.29, 61,454.79 and 27,798.68 is: 41,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986.29 : 61,454.79 = 27,798.68 : x
  2. Step 2: Convert to fraction form
    40,986.29/61,454.79 = 27,798.68/x
  3. Step 3: Cross multiply
    40,986.29x = 61,454.79 × 27,798.68
  4. Step 4: Simplify right side
    40,986.29x = 1,708,361,734.40
  5. Step 5: Solve for x
    x = 1,708,361,734.40/40,986.29
  6. Step 6: Final answer
    x = 41,681.30

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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.