Home / 112,003.95-168,005.61-92,240.76

Finding the Fourth Proportional to 112,003.95, 168,005.61 and 92,240.76

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Solution

The fourth proportional to 112,003.95, 168,005.61 and 92,240.76 is: 138,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,003.95 : 168,005.61 = 92,240.76 : x
  2. Step 2: Convert to fraction form
    112,003.95/168,005.61 = 92,240.76/x
  3. Step 3: Cross multiply
    112,003.95x = 168,005.61 × 92,240.76
  4. Step 4: Simplify right side
    112,003.95x = 15,496,965,150.66
  5. Step 5: Solve for x
    x = 15,496,965,150.66/112,003.95
  6. Step 6: Final answer
    x = 138,360.88

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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.