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Finding the Fourth Proportional to 15,201.32, 22,800.38 and 7,194.17

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Solution

The fourth proportional to 15,201.32, 22,800.38 and 7,194.17 is: 10,790.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,201.32 : 22,800.38 = 7,194.17 : x
  2. Step 2: Convert to fraction form
    15,201.32/22,800.38 = 7,194.17/x
  3. Step 3: Cross multiply
    15,201.32x = 22,800.38 × 7,194.17
  4. Step 4: Simplify right side
    15,201.32x = 164,029,773.81
  5. Step 5: Solve for x
    x = 164,029,773.81/15,201.32
  6. Step 6: Final answer
    x = 10,790.50

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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.