Home / 101,146.65-151,727.28-38,817.15

Finding the Fourth Proportional to 101,146.65, 151,727.28 and 38,817.15

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Solution

The fourth proportional to 101,146.65, 151,727.28 and 38,817.15 is: 58,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,146.65 : 151,727.28 = 38,817.15 : x
  2. Step 2: Convert to fraction form
    101,146.65/151,727.28 = 38,817.15/x
  3. Step 3: Cross multiply
    101,146.65x = 151,727.28 × 38,817.15
  4. Step 4: Simplify right side
    101,146.65x = 5,889,620,586.85
  5. Step 5: Solve for x
    x = 5,889,620,586.85/101,146.65
  6. Step 6: Final answer
    x = 58,228.53

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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.