Home / 69,645.12-96,109.44-37,813.92

Finding the Fourth Proportional to 69,645.12, 96,109.44 and 37,813.92

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Solution

The fourth proportional to 69,645.12, 96,109.44 and 37,813.92 is: 52,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,645.12 : 96,109.44 = 37,813.92 : x
  2. Step 2: Convert to fraction form
    69,645.12/96,109.44 = 37,813.92/x
  3. Step 3: Cross multiply
    69,645.12x = 96,109.44 × 37,813.92
  4. Step 4: Simplify right side
    69,645.12x = 3,634,274,675.40
  5. Step 5: Solve for x
    x = 3,634,274,675.40/69,645.12
  6. Step 6: Final answer
    x = 52,182.76

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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.