Home / 69,749.12-96,247.84-39,527.52

Finding the Fourth Proportional to 69,749.12, 96,247.84 and 39,527.52

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Solution

The fourth proportional to 69,749.12, 96,247.84 and 39,527.52 is: 54,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,749.12 : 96,247.84 = 39,527.52 : x
  2. Step 2: Convert to fraction form
    69,749.12/96,247.84 = 39,527.52/x
  3. Step 3: Cross multiply
    69,749.12x = 96,247.84 × 39,527.52
  4. Step 4: Simplify right side
    69,749.12x = 3,804,438,420.56
  5. Step 5: Solve for x
    x = 3,804,438,420.56/69,749.12
  6. Step 6: Final answer
    x = 54,544.61

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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.