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Finding the Fourth Proportional to 15,821.73, 23,726.79 and 7,062.66

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Solution

The fourth proportional to 15,821.73, 23,726.79 and 7,062.66 is: 10,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.73 : 23,726.79 = 7,062.66 : x
  2. Step 2: Convert to fraction form
    15,821.73/23,726.79 = 7,062.66/x
  3. Step 3: Cross multiply
    15,821.73x = 23,726.79 × 7,062.66
  4. Step 4: Simplify right side
    15,821.73x = 167,574,250.66
  5. Step 5: Solve for x
    x = 167,574,250.66/15,821.73
  6. Step 6: Final answer
    x = 10,591.40

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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.