Home / 198,331.83-273,670.39-116,663.79

Finding the Fourth Proportional to 198,331.83, 273,670.39 and 116,663.79

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Solution

The fourth proportional to 198,331.83, 273,670.39 and 116,663.79 is: 160,979.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,331.83 : 273,670.39 = 116,663.79 : x
  2. Step 2: Convert to fraction form
    198,331.83/273,670.39 = 116,663.79/x
  3. Step 3: Cross multiply
    198,331.83x = 273,670.39 × 116,663.79
  4. Step 4: Simplify right side
    198,331.83x = 31,927,424,908.18
  5. Step 5: Solve for x
    x = 31,927,424,908.18/198,331.83
  6. Step 6: Final answer
    x = 160,979.83

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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.