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Finding the Fourth Proportional to 25,231.08, 34,819.02 and 14,053.08

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Solution

The fourth proportional to 25,231.08, 34,819.02 and 14,053.08 is: 19,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.08 : 34,819.02 = 14,053.08 : x
  2. Step 2: Convert to fraction form
    25,231.08/34,819.02 = 14,053.08/x
  3. Step 3: Cross multiply
    25,231.08x = 34,819.02 × 14,053.08
  4. Step 4: Simplify right side
    25,231.08x = 489,314,473.58
  5. Step 5: Solve for x
    x = 489,314,473.58/25,231.08
  6. Step 6: Final answer
    x = 19,393.32

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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.