Home / 163,003.20-244,504.80-142,267.20

Finding the Fourth Proportional to 163,003.20, 244,504.80 and 142,267.20

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Solution

The fourth proportional to 163,003.20, 244,504.80 and 142,267.20 is: 213,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,003.20 : 244,504.80 = 142,267.20 : x
  2. Step 2: Convert to fraction form
    163,003.20/244,504.80 = 142,267.20/x
  3. Step 3: Cross multiply
    163,003.20x = 244,504.80 × 142,267.20
  4. Step 4: Simplify right side
    163,003.20x = 34,785,013,282.56
  5. Step 5: Solve for x
    x = 34,785,013,282.56/163,003.20
  6. Step 6: Final answer
    x = 213,400.80

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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.