Home / 112,032.90-168,049.35-111,255.30

Finding the Fourth Proportional to 112,032.90, 168,049.35 and 111,255.30

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Solution

The fourth proportional to 112,032.90, 168,049.35 and 111,255.30 is: 166,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032.90 : 168,049.35 = 111,255.30 : x
  2. Step 2: Convert to fraction form
    112,032.90/168,049.35 = 111,255.30/x
  3. Step 3: Cross multiply
    112,032.90x = 168,049.35 × 111,255.30
  4. Step 4: Simplify right side
    112,032.90x = 18,696,380,849.06
  5. Step 5: Solve for x
    x = 18,696,380,849.06/112,032.90
  6. Step 6: Final answer
    x = 166,882.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.