Home / 198,331.59-273,670.03-116,663.54

Finding the Fourth Proportional to 198,331.59, 273,670.03 and 116,663.54

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Solution

The fourth proportional to 198,331.59, 273,670.03 and 116,663.54 is: 160,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,331.59 : 273,670.03 = 116,663.54 : x
  2. Step 2: Convert to fraction form
    198,331.59/273,670.03 = 116,663.54/x
  3. Step 3: Cross multiply
    198,331.59x = 273,670.03 × 116,663.54
  4. Step 4: Simplify right side
    198,331.59x = 31,927,314,491.71
  5. Step 5: Solve for x
    x = 31,927,314,491.71/198,331.59
  6. Step 6: Final answer
    x = 160,979.47

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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.