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Finding the Fourth Proportional to 10,110.58, 15,149.31 and 9,726.58

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Solution

The fourth proportional to 10,110.58, 15,149.31 and 9,726.58 is: 14,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.58 : 15,149.31 = 9,726.58 : x
  2. Step 2: Convert to fraction form
    10,110.58/15,149.31 = 9,726.58/x
  3. Step 3: Cross multiply
    10,110.58x = 15,149.31 × 9,726.58
  4. Step 4: Simplify right side
    10,110.58x = 147,350,975.66
  5. Step 5: Solve for x
    x = 147,350,975.66/10,110.58
  6. Step 6: Final answer
    x = 14,573.94

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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.