Home / 198,316.92-273,667.50-112,262.52

Finding the Fourth Proportional to 198,316.92, 273,667.50 and 112,262.52

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Solution

The fourth proportional to 198,316.92, 273,667.50 and 112,262.52 is: 154,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,316.92 : 273,667.50 = 112,262.52 : x
  2. Step 2: Convert to fraction form
    198,316.92/273,667.50 = 112,262.52/x
  3. Step 3: Cross multiply
    198,316.92x = 273,667.50 × 112,262.52
  4. Step 4: Simplify right side
    198,316.92x = 30,722,603,192.10
  5. Step 5: Solve for x
    x = 30,722,603,192.10/198,316.92
  6. Step 6: Final answer
    x = 154,916.70

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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.