Home / 170,661.07-256,024.56-65,471.83

Finding the Fourth Proportional to 170,661.07, 256,024.56 and 65,471.83

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Solution

The fourth proportional to 170,661.07, 256,024.56 and 65,471.83 is: 98,220.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,661.07 : 256,024.56 = 65,471.83 : x
  2. Step 2: Convert to fraction form
    170,661.07/256,024.56 = 65,471.83/x
  3. Step 3: Cross multiply
    170,661.07x = 256,024.56 × 65,471.83
  4. Step 4: Simplify right side
    170,661.07x = 16,762,396,468.14
  5. Step 5: Solve for x
    x = 16,762,396,468.14/170,661.07
  6. Step 6: Final answer
    x = 98,220.39

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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.