Home / 172,708.80-238,330.08-116,111.04

Finding the Fourth Proportional to 172,708.80, 238,330.08 and 116,111.04

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Solution

The fourth proportional to 172,708.80, 238,330.08 and 116,111.04 is: 160,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,708.80 : 238,330.08 = 116,111.04 : x
  2. Step 2: Convert to fraction form
    172,708.80/238,330.08 = 116,111.04/x
  3. Step 3: Cross multiply
    172,708.80x = 238,330.08 × 116,111.04
  4. Step 4: Simplify right side
    172,708.80x = 27,672,753,452.08
  5. Step 5: Solve for x
    x = 27,672,753,452.08/172,708.80
  6. Step 6: Final answer
    x = 160,227.81

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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.