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Finding the Fourth Proportional to 25,804.98, 38,700.18 and 10,008.90

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Solution

The fourth proportional to 25,804.98, 38,700.18 and 10,008.90 is: 15,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.98 : 38,700.18 = 10,008.90 : x
  2. Step 2: Convert to fraction form
    25,804.98/38,700.18 = 10,008.90/x
  3. Step 3: Cross multiply
    25,804.98x = 38,700.18 × 10,008.90
  4. Step 4: Simplify right side
    25,804.98x = 387,346,231.60
  5. Step 5: Solve for x
    x = 387,346,231.60/25,804.98
  6. Step 6: Final answer
    x = 15,010.52

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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.