Home / 158,211.80-236,933.70-84,176.60

Finding the Fourth Proportional to 158,211.80, 236,933.70 and 84,176.60

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Solution

The fourth proportional to 158,211.80, 236,933.70 and 84,176.60 is: 126,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,211.80 : 236,933.70 = 84,176.60 : x
  2. Step 2: Convert to fraction form
    158,211.80/236,933.70 = 84,176.60/x
  3. Step 3: Cross multiply
    158,211.80x = 236,933.70 × 84,176.60
  4. Step 4: Simplify right side
    158,211.80x = 19,944,273,291.42
  5. Step 5: Solve for x
    x = 19,944,273,291.42/158,211.80
  6. Step 6: Final answer
    x = 126,060.59

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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.