Home / 198,262.64-273,602.71-107,618.55

Finding the Fourth Proportional to 198,262.64, 273,602.71 and 107,618.55

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Solution

The fourth proportional to 198,262.64, 273,602.71 and 107,618.55 is: 148,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,262.64 : 273,602.71 = 107,618.55 : x
  2. Step 2: Convert to fraction form
    198,262.64/273,602.71 = 107,618.55/x
  3. Step 3: Cross multiply
    198,262.64x = 273,602.71 × 107,618.55
  4. Step 4: Simplify right side
    198,262.64x = 29,444,726,926.27
  5. Step 5: Solve for x
    x = 29,444,726,926.27/198,262.64
  6. Step 6: Final answer
    x = 148,513.74

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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.