Home / 69,860.97-96,408.15-38,030.11

Finding the Fourth Proportional to 69,860.97, 96,408.15 and 38,030.11

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Solution

The fourth proportional to 69,860.97, 96,408.15 and 38,030.11 is: 52,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,860.97 : 96,408.15 = 38,030.11 : x
  2. Step 2: Convert to fraction form
    69,860.97/96,408.15 = 38,030.11/x
  3. Step 3: Cross multiply
    69,860.97x = 96,408.15 × 38,030.11
  4. Step 4: Simplify right side
    69,860.97x = 3,666,412,549.40
  5. Step 5: Solve for x
    x = 3,666,412,549.40/69,860.97
  6. Step 6: Final answer
    x = 52,481.56

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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.