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Finding the Fourth Proportional to 12,332.66, 18,512.06 and 10,020.56

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Solution

The fourth proportional to 12,332.66, 18,512.06 and 10,020.56 is: 15,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.66 : 18,512.06 = 10,020.56 : x
  2. Step 2: Convert to fraction form
    12,332.66/18,512.06 = 10,020.56/x
  3. Step 3: Cross multiply
    12,332.66x = 18,512.06 × 10,020.56
  4. Step 4: Simplify right side
    12,332.66x = 185,501,065.29
  5. Step 5: Solve for x
    x = 185,501,065.29/12,332.66
  6. Step 6: Final answer
    x = 15,041.45

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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.