Home / 134,763.80-202,194.30-55,902.20

Finding the Fourth Proportional to 134,763.80, 202,194.30 and 55,902.20

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Solution

The fourth proportional to 134,763.80, 202,194.30 and 55,902.20 is: 83,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,763.80 : 202,194.30 = 55,902.20 : x
  2. Step 2: Convert to fraction form
    134,763.80/202,194.30 = 55,902.20/x
  3. Step 3: Cross multiply
    134,763.80x = 202,194.30 × 55,902.20
  4. Step 4: Simplify right side
    134,763.80x = 11,303,106,197.46
  5. Step 5: Solve for x
    x = 11,303,106,197.46/134,763.80
  6. Step 6: Final answer
    x = 83,873.46

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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.