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Finding the Fourth Proportional to 101,302.91, 151,960.84 and 38,973.41

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Solution

The fourth proportional to 101,302.91, 151,960.84 and 38,973.41 is: 58,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,302.91 : 151,960.84 = 38,973.41 : x
  2. Step 2: Convert to fraction form
    101,302.91/151,960.84 = 38,973.41/x
  3. Step 3: Cross multiply
    101,302.91x = 151,960.84 × 38,973.41
  4. Step 4: Simplify right side
    101,302.91x = 5,922,431,264.03
  5. Step 5: Solve for x
    x = 5,922,431,264.03/101,302.91
  6. Step 6: Final answer
    x = 58,462.60

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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.