Home / 69,969.08-96,557.19-38,137.88

Finding the Fourth Proportional to 69,969.08, 96,557.19 and 38,137.88

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Solution

The fourth proportional to 69,969.08, 96,557.19 and 38,137.88 is: 52,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,969.08 : 96,557.19 = 38,137.88 : x
  2. Step 2: Convert to fraction form
    69,969.08/96,557.19 = 38,137.88/x
  3. Step 3: Cross multiply
    69,969.08x = 96,557.19 × 38,137.88
  4. Step 4: Simplify right side
    69,969.08x = 3,682,486,525.36
  5. Step 5: Solve for x
    x = 3,682,486,525.36/69,969.08
  6. Step 6: Final answer
    x = 52,630.20

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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.