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Finding the Fourth Proportional to 15,236.88, 22,867.16 and 9,970.46

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Solution

The fourth proportional to 15,236.88, 22,867.16 and 9,970.46 is: 14,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.88 : 22,867.16 = 9,970.46 : x
  2. Step 2: Convert to fraction form
    15,236.88/22,867.16 = 9,970.46/x
  3. Step 3: Cross multiply
    15,236.88x = 22,867.16 × 9,970.46
  4. Step 4: Simplify right side
    15,236.88x = 227,996,104.09
  5. Step 5: Solve for x
    x = 227,996,104.09/15,236.88
  6. Step 6: Final answer
    x = 14,963.44

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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.