Home / 171,160.30-236,143.85-98,561.63

Finding the Fourth Proportional to 171,160.30, 236,143.85 and 98,561.63

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Solution

The fourth proportional to 171,160.30, 236,143.85 and 98,561.63 is: 135,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,160.30 : 236,143.85 = 98,561.63 : x
  2. Step 2: Convert to fraction form
    171,160.30/236,143.85 = 98,561.63/x
  3. Step 3: Cross multiply
    171,160.30x = 236,143.85 × 98,561.63
  4. Step 4: Simplify right side
    171,160.30x = 23,274,721,982.49
  5. Step 5: Solve for x
    x = 23,274,721,982.49/171,160.30
  6. Step 6: Final answer
    x = 135,982.01

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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.