Home / 171,170.28-236,229.71-99,545.25

Finding the Fourth Proportional to 171,170.28, 236,229.71 and 99,545.25

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Solution

The fourth proportional to 171,170.28, 236,229.71 and 99,545.25 is: 137,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,170.28 : 236,229.71 = 99,545.25 : x
  2. Step 2: Convert to fraction form
    171,170.28/236,229.71 = 99,545.25/x
  3. Step 3: Cross multiply
    171,170.28x = 236,229.71 × 99,545.25
  4. Step 4: Simplify right side
    171,170.28x = 23,515,545,539.38
  5. Step 5: Solve for x
    x = 23,515,545,539.38/171,170.28
  6. Step 6: Final answer
    x = 137,381.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.