Home / 38,692.60-53,406.96-25,080.18

Finding the Fourth Proportional to 38,692.60, 53,406.96 and 25,080.18

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Solution

The fourth proportional to 38,692.60, 53,406.96 and 25,080.18 is: 34,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692.60 : 53,406.96 = 25,080.18 : x
  2. Step 2: Convert to fraction form
    38,692.60/53,406.96 = 25,080.18/x
  3. Step 3: Cross multiply
    38,692.60x = 53,406.96 × 25,080.18
  4. Step 4: Simplify right side
    38,692.60x = 1,339,456,170.05
  5. Step 5: Solve for x
    x = 1,339,456,170.05/38,692.60
  6. Step 6: Final answer
    x = 34,617.89

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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.