Home / 69,043.12-95,277.36-38,829.76

Finding the Fourth Proportional to 69,043.12, 95,277.36 and 38,829.76

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Solution

The fourth proportional to 69,043.12, 95,277.36 and 38,829.76 is: 53,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,043.12 : 95,277.36 = 38,829.76 : x
  2. Step 2: Convert to fraction form
    69,043.12/95,277.36 = 38,829.76/x
  3. Step 3: Cross multiply
    69,043.12x = 95,277.36 × 38,829.76
  4. Step 4: Simplify right side
    69,043.12x = 3,699,597,022.23
  5. Step 5: Solve for x
    x = 3,699,597,022.23/69,043.12
  6. Step 6: Final answer
    x = 53,583.86

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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.