Home / 101,298.17-151,965.08-38,963.81

Finding the Fourth Proportional to 101,298.17, 151,965.08 and 38,963.81

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Solution

The fourth proportional to 101,298.17, 151,965.08 and 38,963.81 is: 58,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,298.17 : 151,965.08 = 38,963.81 : x
  2. Step 2: Convert to fraction form
    101,298.17/151,965.08 = 38,963.81/x
  3. Step 3: Cross multiply
    101,298.17x = 151,965.08 × 38,963.81
  4. Step 4: Simplify right side
    101,298.17x = 5,921,138,503.75
  5. Step 5: Solve for x
    x = 5,921,138,503.75/101,298.17
  6. Step 6: Final answer
    x = 58,452.57

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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.