Home / 112,610.17-168,964.26-70,586.56

Finding the Fourth Proportional to 112,610.17, 168,964.26 and 70,586.56

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Solution

The fourth proportional to 112,610.17, 168,964.26 and 70,586.56 is: 105,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,610.17 : 168,964.26 = 70,586.56 : x
  2. Step 2: Convert to fraction form
    112,610.17/168,964.26 = 70,586.56/x
  3. Step 3: Cross multiply
    112,610.17x = 168,964.26 × 70,586.56
  4. Step 4: Simplify right side
    112,610.17x = 11,926,605,876.35
  5. Step 5: Solve for x
    x = 11,926,605,876.35/112,610.17
  6. Step 6: Final answer
    x = 105,910.56

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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.