Home / 160,152.88-221,010.96-87,556.04

Finding the Fourth Proportional to 160,152.88, 221,010.96 and 87,556.04

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Solution

The fourth proportional to 160,152.88, 221,010.96 and 87,556.04 is: 120,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,152.88 : 221,010.96 = 87,556.04 : x
  2. Step 2: Convert to fraction form
    160,152.88/221,010.96 = 87,556.04/x
  3. Step 3: Cross multiply
    160,152.88x = 221,010.96 × 87,556.04
  4. Step 4: Simplify right side
    160,152.88x = 19,350,844,454.20
  5. Step 5: Solve for x
    x = 19,350,844,454.20/160,152.88
  6. Step 6: Final answer
    x = 120,827.33

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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.