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Finding the Fourth Proportional to 101,001.94, 151,502.91 and 38,672.44

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Solution

The fourth proportional to 101,001.94, 151,502.91 and 38,672.44 is: 58,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,001.94 : 151,502.91 = 38,672.44 : x
  2. Step 2: Convert to fraction form
    101,001.94/151,502.91 = 38,672.44/x
  3. Step 3: Cross multiply
    101,001.94x = 151,502.91 × 38,672.44
  4. Step 4: Simplify right side
    101,001.94x = 5,858,986,673.02
  5. Step 5: Solve for x
    x = 5,858,986,673.02/101,001.94
  6. Step 6: Final answer
    x = 58,008.66

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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.