Home / 101,157.32-151,743.26-38,827.82

Finding the Fourth Proportional to 101,157.32, 151,743.26 and 38,827.82

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Solution

The fourth proportional to 101,157.32, 151,743.26 and 38,827.82 is: 58,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,157.32 : 151,743.26 = 38,827.82 : x
  2. Step 2: Convert to fraction form
    101,157.32/151,743.26 = 38,827.82/x
  3. Step 3: Cross multiply
    101,157.32x = 151,743.26 × 38,827.82
  4. Step 4: Simplify right side
    101,157.32x = 5,891,859,985.49
  5. Step 5: Solve for x
    x = 5,891,859,985.49/101,157.32
  6. Step 6: Final answer
    x = 58,244.52

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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.