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Finding the Fourth Proportional to 15,063.71, 22,603.31 and 7,175.18

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Solution

The fourth proportional to 15,063.71, 22,603.31 and 7,175.18 is: 10,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.71 : 22,603.31 = 7,175.18 : x
  2. Step 2: Convert to fraction form
    15,063.71/22,603.31 = 7,175.18/x
  3. Step 3: Cross multiply
    15,063.71x = 22,603.31 × 7,175.18
  4. Step 4: Simplify right side
    15,063.71x = 162,182,668.95
  5. Step 5: Solve for x
    x = 162,182,668.95/15,063.71
  6. Step 6: Final answer
    x = 10,766.45

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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.