Home / 160,456.80-221,438.54-88,844.70

Finding the Fourth Proportional to 160,456.80, 221,438.54 and 88,844.70

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Solution

The fourth proportional to 160,456.80, 221,438.54 and 88,844.70 is: 122,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,456.80 : 221,438.54 = 88,844.70 : x
  2. Step 2: Convert to fraction form
    160,456.80/221,438.54 = 88,844.70/x
  3. Step 3: Cross multiply
    160,456.80x = 221,438.54 × 88,844.70
  4. Step 4: Simplify right side
    160,456.80x = 19,673,640,654.74
  5. Step 5: Solve for x
    x = 19,673,640,654.74/160,456.80
  6. Step 6: Final answer
    x = 122,610.20

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1.5x scale

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.