Home / 160,151.88-221,008.36-92,182.20

Finding the Fourth Proportional to 160,151.88, 221,008.36 and 92,182.20

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Solution

The fourth proportional to 160,151.88, 221,008.36 and 92,182.20 is: 127,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,151.88 : 221,008.36 = 92,182.20 : x
  2. Step 2: Convert to fraction form
    160,151.88/221,008.36 = 92,182.20/x
  3. Step 3: Cross multiply
    160,151.88x = 221,008.36 × 92,182.20
  4. Step 4: Simplify right side
    160,151.88x = 20,373,036,843.19
  5. Step 5: Solve for x
    x = 20,373,036,843.19/160,151.88
  6. Step 6: Final answer
    x = 127,210.73

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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.