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Finding the Fourth Proportional to 37,294.67, 55,928.68 and 12,330.11

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Solution

The fourth proportional to 37,294.67, 55,928.68 and 12,330.11 is: 18,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,294.67 : 55,928.68 = 12,330.11 : x
  2. Step 2: Convert to fraction form
    37,294.67/55,928.68 = 12,330.11/x
  3. Step 3: Cross multiply
    37,294.67x = 55,928.68 × 12,330.11
  4. Step 4: Simplify right side
    37,294.67x = 689,606,776.55
  5. Step 5: Solve for x
    x = 689,606,776.55/37,294.67
  6. Step 6: Final answer
    x = 18,490.76

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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.