Home / 198,306.48-273,769.56-152,884.92

Finding the Fourth Proportional to 198,306.48, 273,769.56 and 152,884.92

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Solution

The fourth proportional to 198,306.48, 273,769.56 and 152,884.92 is: 211,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,306.48 : 273,769.56 = 152,884.92 : x
  2. Step 2: Convert to fraction form
    198,306.48/273,769.56 = 152,884.92/x
  3. Step 3: Cross multiply
    198,306.48x = 273,769.56 × 152,884.92
  4. Step 4: Simplify right side
    198,306.48x = 41,855,237,279.04
  5. Step 5: Solve for x
    x = 41,855,237,279.04/198,306.48
  6. Step 6: Final answer
    x = 211,063.39

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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.