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Finding the Fourth Proportional to 25,341.30, 38,011.92 and 6,873.30

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Solution

The fourth proportional to 25,341.30, 38,011.92 and 6,873.30 is: 10,309.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341.30 : 38,011.92 = 6,873.30 : x
  2. Step 2: Convert to fraction form
    25,341.30/38,011.92 = 6,873.30/x
  3. Step 3: Cross multiply
    25,341.30x = 38,011.92 × 6,873.30
  4. Step 4: Simplify right side
    25,341.30x = 261,267,329.74
  5. Step 5: Solve for x
    x = 261,267,329.74/25,341.30
  6. Step 6: Final answer
    x = 10,309.94

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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.