Home / 134,870.30-202,305.45-55,976.30

Finding the Fourth Proportional to 134,870.30, 202,305.45 and 55,976.30

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Solution

The fourth proportional to 134,870.30, 202,305.45 and 55,976.30 is: 83,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,870.30 : 202,305.45 = 55,976.30 : x
  2. Step 2: Convert to fraction form
    134,870.30/202,305.45 = 55,976.30/x
  3. Step 3: Cross multiply
    134,870.30x = 202,305.45 × 55,976.30
  4. Step 4: Simplify right side
    134,870.30x = 11,324,310,560.84
  5. Step 5: Solve for x
    x = 11,324,310,560.84/134,870.30
  6. Step 6: Final answer
    x = 83,964.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.