Home / 112,028.52-154,592.10-61,727.52

Finding the Fourth Proportional to 112,028.52, 154,592.10 and 61,727.52

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Solution

The fourth proportional to 112,028.52, 154,592.10 and 61,727.52 is: 85,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,028.52 : 154,592.10 = 61,727.52 : x
  2. Step 2: Convert to fraction form
    112,028.52/154,592.10 = 61,727.52/x
  3. Step 3: Cross multiply
    112,028.52x = 154,592.10 × 61,727.52
  4. Step 4: Simplify right side
    112,028.52x = 9,542,586,944.59
  5. Step 5: Solve for x
    x = 9,542,586,944.59/112,028.52
  6. Step 6: Final answer
    x = 85,179.98

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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.