Home / 160,168.73-240,183.36-85,272.17

Finding the Fourth Proportional to 160,168.73, 240,183.36 and 85,272.17

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Solution

The fourth proportional to 160,168.73, 240,183.36 and 85,272.17 is: 127,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,168.73 : 240,183.36 = 85,272.17 : x
  2. Step 2: Convert to fraction form
    160,168.73/240,183.36 = 85,272.17/x
  3. Step 3: Cross multiply
    160,168.73x = 240,183.36 × 85,272.17
  4. Step 4: Simplify right side
    160,168.73x = 20,480,955,104.17
  5. Step 5: Solve for x
    x = 20,480,955,104.17/160,168.73
  6. Step 6: Final answer
    x = 127,871.13

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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.