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Finding the Fourth Proportional to 15,960.65, 22,025.93 and 9,246.76

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Solution

The fourth proportional to 15,960.65, 22,025.93 and 9,246.76 is: 12,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.65 : 22,025.93 = 9,246.76 : x
  2. Step 2: Convert to fraction form
    15,960.65/22,025.93 = 9,246.76/x
  3. Step 3: Cross multiply
    15,960.65x = 22,025.93 × 9,246.76
  4. Step 4: Simplify right side
    15,960.65x = 203,668,387.19
  5. Step 5: Solve for x
    x = 203,668,387.19/15,960.65
  6. Step 6: Final answer
    x = 12,760.66

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Double scale
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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.