Home / 69,509.21-95,920.13-37,677.42

Finding the Fourth Proportional to 69,509.21, 95,920.13 and 37,677.42

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Solution

The fourth proportional to 69,509.21, 95,920.13 and 37,677.42 is: 51,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,509.21 : 95,920.13 = 37,677.42 : x
  2. Step 2: Convert to fraction form
    69,509.21/95,920.13 = 37,677.42/x
  3. Step 3: Cross multiply
    69,509.21x = 95,920.13 × 37,677.42
  4. Step 4: Simplify right side
    69,509.21x = 3,614,023,118.66
  5. Step 5: Solve for x
    x = 3,614,023,118.66/69,509.21
  6. Step 6: Final answer
    x = 51,993.45

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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.