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Finding the Fourth Proportional to 25,502.88, 38,256.47 and 7,034.88

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Solution

The fourth proportional to 25,502.88, 38,256.47 and 7,034.88 is: 10,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,502.88 : 38,256.47 = 7,034.88 : x
  2. Step 2: Convert to fraction form
    25,502.88/38,256.47 = 7,034.88/x
  3. Step 3: Cross multiply
    25,502.88x = 38,256.47 × 7,034.88
  4. Step 4: Simplify right side
    25,502.88x = 269,129,501.98
  5. Step 5: Solve for x
    x = 269,129,501.98/25,502.88
  6. Step 6: Final answer
    x = 10,552.91

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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.