Home / 195,640.38-293,519.07-112,476.06

Finding the Fourth Proportional to 195,640.38, 293,519.07 and 112,476.06

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Solution

The fourth proportional to 195,640.38, 293,519.07 and 112,476.06 is: 168,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,640.38 : 293,519.07 = 112,476.06 : x
  2. Step 2: Convert to fraction form
    195,640.38/293,519.07 = 112,476.06/x
  3. Step 3: Cross multiply
    195,640.38x = 293,519.07 × 112,476.06
  4. Step 4: Simplify right side
    195,640.38x = 33,013,868,528.46
  5. Step 5: Solve for x
    x = 33,013,868,528.46/195,640.38
  6. Step 6: Final answer
    x = 168,747.72

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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.