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Finding the Fourth Proportional to 15,299.11, 22,933.95 and 8,368.75

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Solution

The fourth proportional to 15,299.11, 22,933.95 and 8,368.75 is: 12,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.11 : 22,933.95 = 8,368.75 : x
  2. Step 2: Convert to fraction form
    15,299.11/22,933.95 = 8,368.75/x
  3. Step 3: Cross multiply
    15,299.11x = 22,933.95 × 8,368.75
  4. Step 4: Simplify right side
    15,299.11x = 191,928,494.06
  5. Step 5: Solve for x
    x = 191,928,494.06/15,299.11
  6. Step 6: Final answer
    x = 12,545.08

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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.