Home / 148,944.04-205,718.26-98,555.56

Finding the Fourth Proportional to 148,944.04, 205,718.26 and 98,555.56

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Solution

The fourth proportional to 148,944.04, 205,718.26 and 98,555.56 is: 136,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,944.04 : 205,718.26 = 98,555.56 : x
  2. Step 2: Convert to fraction form
    148,944.04/205,718.26 = 98,555.56/x
  3. Step 3: Cross multiply
    148,944.04x = 205,718.26 × 98,555.56
  4. Step 4: Simplify right side
    148,944.04x = 20,274,678,316.53
  5. Step 5: Solve for x
    x = 20,274,678,316.53/148,944.04
  6. Step 6: Final answer
    x = 136,122.79

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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.