Home / 148,373.87-204,642.96-127,712.54

Finding the Fourth Proportional to 148,373.87, 204,642.96 and 127,712.54

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Solution

The fourth proportional to 148,373.87, 204,642.96 and 127,712.54 is: 176,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,373.87 : 204,642.96 = 127,712.54 : x
  2. Step 2: Convert to fraction form
    148,373.87/204,642.96 = 127,712.54/x
  3. Step 3: Cross multiply
    148,373.87x = 204,642.96 × 127,712.54
  4. Step 4: Simplify right side
    148,373.87x = 26,135,471,191.50
  5. Step 5: Solve for x
    x = 26,135,471,191.50/148,373.87
  6. Step 6: Final answer
    x = 176,146.06

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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.