Home / 198,047.48-273,343.38-154,941.08

Finding the Fourth Proportional to 198,047.48, 273,343.38 and 154,941.08

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Solution

The fourth proportional to 198,047.48, 273,343.38 and 154,941.08 is: 213,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,047.48 : 273,343.38 = 154,941.08 : x
  2. Step 2: Convert to fraction form
    198,047.48/273,343.38 = 154,941.08/x
  3. Step 3: Cross multiply
    198,047.48x = 273,343.38 × 154,941.08
  4. Step 4: Simplify right side
    198,047.48x = 42,352,118,508.05
  5. Step 5: Solve for x
    x = 42,352,118,508.05/198,047.48
  6. Step 6: Final answer
    x = 213,848.31

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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.