Home / 198,331.34-273,669.70-116,663.28

Finding the Fourth Proportional to 198,331.34, 273,669.70 and 116,663.28

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Solution

The fourth proportional to 198,331.34, 273,669.70 and 116,663.28 is: 160,979.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,331.34 : 273,669.70 = 116,663.28 : x
  2. Step 2: Convert to fraction form
    198,331.34/273,669.70 = 116,663.28/x
  3. Step 3: Cross multiply
    198,331.34x = 273,669.70 × 116,663.28
  4. Step 4: Simplify right side
    198,331.34x = 31,927,204,838.62
  5. Step 5: Solve for x
    x = 31,927,204,838.62/198,331.34
  6. Step 6: Final answer
    x = 160,979.12

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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.