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Finding the Fourth Proportional to 25,950.38, 38,926.54 and 9,080.10

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Solution

The fourth proportional to 25,950.38, 38,926.54 and 9,080.10 is: 13,620.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,950.38 : 38,926.54 = 9,080.10 : x
  2. Step 2: Convert to fraction form
    25,950.38/38,926.54 = 9,080.10/x
  3. Step 3: Cross multiply
    25,950.38x = 38,926.54 × 9,080.10
  4. Step 4: Simplify right side
    25,950.38x = 353,456,875.85
  5. Step 5: Solve for x
    x = 353,456,875.85/25,950.38
  6. Step 6: Final answer
    x = 13,620.49

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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.