Home / 160,827.62-221,931.24-89,204.90

Finding the Fourth Proportional to 160,827.62, 221,931.24 and 89,204.90

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Solution

The fourth proportional to 160,827.62, 221,931.24 and 89,204.90 is: 123,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,827.62 : 221,931.24 = 89,204.90 : x
  2. Step 2: Convert to fraction form
    160,827.62/221,931.24 = 89,204.90/x
  3. Step 3: Cross multiply
    160,827.62x = 221,931.24 × 89,204.90
  4. Step 4: Simplify right side
    160,827.62x = 19,797,354,071.08
  5. Step 5: Solve for x
    x = 19,797,354,071.08/160,827.62
  6. Step 6: Final answer
    x = 123,096.73

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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.