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Finding the Fourth Proportional to 15,232.16, 22,856.16 and 6,918.08

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Solution

The fourth proportional to 15,232.16, 22,856.16 and 6,918.08 is: 10,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,232.16 : 22,856.16 = 6,918.08 : x
  2. Step 2: Convert to fraction form
    15,232.16/22,856.16 = 6,918.08/x
  3. Step 3: Cross multiply
    15,232.16x = 22,856.16 × 6,918.08
  4. Step 4: Simplify right side
    15,232.16x = 158,120,743.37
  5. Step 5: Solve for x
    x = 158,120,743.37/15,232.16
  6. Step 6: Final answer
    x = 10,380.72

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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.