Home / 70,032.30-96,644.42-38,201.21

Finding the Fourth Proportional to 70,032.30, 96,644.42 and 38,201.21

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Solution

The fourth proportional to 70,032.30, 96,644.42 and 38,201.21 is: 52,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,032.30 : 96,644.42 = 38,201.21 : x
  2. Step 2: Convert to fraction form
    70,032.30/96,644.42 = 38,201.21/x
  3. Step 3: Cross multiply
    70,032.30x = 96,644.42 × 38,201.21
  4. Step 4: Simplify right side
    70,032.30x = 3,691,933,109.52
  5. Step 5: Solve for x
    x = 3,691,933,109.52/70,032.30
  6. Step 6: Final answer
    x = 52,717.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.