Home / 83,705.14-125,510.46-27,530.07

Finding the Fourth Proportional to 83,705.14, 125,510.46 and 27,530.07

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Solution

The fourth proportional to 83,705.14, 125,510.46 and 27,530.07 is: 41,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,705.14 : 125,510.46 = 27,530.07 : x
  2. Step 2: Convert to fraction form
    83,705.14/125,510.46 = 27,530.07/x
  3. Step 3: Cross multiply
    83,705.14x = 125,510.46 × 27,530.07
  4. Step 4: Simplify right side
    83,705.14x = 3,455,311,749.53
  5. Step 5: Solve for x
    x = 3,455,311,749.53/83,705.14
  6. Step 6: Final answer
    x = 41,279.56

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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.