Home / 198,302.92-273,580.18-113,374.44

Finding the Fourth Proportional to 198,302.92, 273,580.18 and 113,374.44

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Solution

The fourth proportional to 198,302.92, 273,580.18 and 113,374.44 is: 156,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,302.92 : 273,580.18 = 113,374.44 : x
  2. Step 2: Convert to fraction form
    198,302.92/273,580.18 = 113,374.44/x
  3. Step 3: Cross multiply
    198,302.92x = 273,580.18 × 113,374.44
  4. Step 4: Simplify right side
    198,302.92x = 31,016,999,702.60
  5. Step 5: Solve for x
    x = 31,016,999,702.60/198,302.92
  6. Step 6: Final answer
    x = 156,412.22

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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.