Home / 160,599.36-221,627.52-88,978.80

Finding the Fourth Proportional to 160,599.36, 221,627.52 and 88,978.80

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Solution

The fourth proportional to 160,599.36, 221,627.52 and 88,978.80 is: 122,790.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,599.36 : 221,627.52 = 88,978.80 : x
  2. Step 2: Convert to fraction form
    160,599.36/221,627.52 = 88,978.80/x
  3. Step 3: Cross multiply
    160,599.36x = 221,627.52 × 88,978.80
  4. Step 4: Simplify right side
    160,599.36x = 19,720,150,776.58
  5. Step 5: Solve for x
    x = 19,720,150,776.58/160,599.36
  6. Step 6: Final answer
    x = 122,790.97

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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.