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Finding the Fourth Proportional to 25,010.88, 34,514.88 and 14,400.48

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Solution

The fourth proportional to 25,010.88, 34,514.88 and 14,400.48 is: 19,872.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.88 : 34,514.88 = 14,400.48 : x
  2. Step 2: Convert to fraction form
    25,010.88/34,514.88 = 14,400.48/x
  3. Step 3: Cross multiply
    25,010.88x = 34,514.88 × 14,400.48
  4. Step 4: Simplify right side
    25,010.88x = 497,030,839.14
  5. Step 5: Solve for x
    x = 497,030,839.14/25,010.88
  6. Step 6: Final answer
    x = 19,872.59

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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.