Home / 160,822.89-221,917.19-92,839.59

Finding the Fourth Proportional to 160,822.89, 221,917.19 and 92,839.59

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Solution

The fourth proportional to 160,822.89, 221,917.19 and 92,839.59 is: 128,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,822.89 : 221,917.19 = 92,839.59 : x
  2. Step 2: Convert to fraction form
    160,822.89/221,917.19 = 92,839.59/x
  3. Step 3: Cross multiply
    160,822.89x = 221,917.19 × 92,839.59
  4. Step 4: Simplify right side
    160,822.89x = 20,602,700,469.35
  5. Step 5: Solve for x
    x = 20,602,700,469.35/160,822.89
  6. Step 6: Final answer
    x = 128,108.01

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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.