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Finding the Fourth Proportional to 17,512.56, 26,264.88 and 5,032.56

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Solution

The fourth proportional to 17,512.56, 26,264.88 and 5,032.56 is: 7,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,512.56 : 26,264.88 = 5,032.56 : x
  2. Step 2: Convert to fraction form
    17,512.56/26,264.88 = 5,032.56/x
  3. Step 3: Cross multiply
    17,512.56x = 26,264.88 × 5,032.56
  4. Step 4: Simplify right side
    17,512.56x = 132,179,584.49
  5. Step 5: Solve for x
    x = 132,179,584.49/17,512.56
  6. Step 6: Final answer
    x = 7,547.70

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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.