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Finding the Fourth Proportional to 170,553.56, 255,867.33 and 65,372.63

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Solution

The fourth proportional to 170,553.56, 255,867.33 and 65,372.63 is: 98,073.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,553.56 : 255,867.33 = 65,372.63 : x
  2. Step 2: Convert to fraction form
    170,553.56/255,867.33 = 65,372.63/x
  3. Step 3: Cross multiply
    170,553.56x = 255,867.33 × 65,372.63
  4. Step 4: Simplify right side
    170,553.56x = 16,726,720,293.18
  5. Step 5: Solve for x
    x = 16,726,720,293.18/170,553.56
  6. Step 6: Final answer
    x = 98,073.12

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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.