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Finding the Fourth Proportional to 12,073.34, 16,657.28 and 7,036.41

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Solution

The fourth proportional to 12,073.34, 16,657.28 and 7,036.41 is: 9,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.34 : 16,657.28 = 7,036.41 : x
  2. Step 2: Convert to fraction form
    12,073.34/16,657.28 = 7,036.41/x
  3. Step 3: Cross multiply
    12,073.34x = 16,657.28 × 7,036.41
  4. Step 4: Simplify right side
    12,073.34x = 117,207,451.56
  5. Step 5: Solve for x
    x = 117,207,451.56/12,073.34
  6. Step 6: Final answer
    x = 9,707.96

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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.