Home / 69,671.12-96,144.56-37,839.34

Finding the Fourth Proportional to 69,671.12, 96,144.56 and 37,839.34

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Solution

The fourth proportional to 69,671.12, 96,144.56 and 37,839.34 is: 52,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,671.12 : 96,144.56 = 37,839.34 : x
  2. Step 2: Convert to fraction form
    69,671.12/96,144.56 = 37,839.34/x
  3. Step 3: Cross multiply
    69,671.12x = 96,144.56 × 37,839.34
  4. Step 4: Simplify right side
    69,671.12x = 3,638,046,549.23
  5. Step 5: Solve for x
    x = 3,638,046,549.23/69,671.12
  6. Step 6: Final answer
    x = 52,217.42

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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.