Home / 69,148.45-95,427.89-38,933.77

Finding the Fourth Proportional to 69,148.45, 95,427.89 and 38,933.77

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Solution

The fourth proportional to 69,148.45, 95,427.89 and 38,933.77 is: 53,730.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,148.45 : 95,427.89 = 38,933.77 : x
  2. Step 2: Convert to fraction form
    69,148.45/95,427.89 = 38,933.77/x
  3. Step 3: Cross multiply
    69,148.45x = 95,427.89 × 38,933.77
  4. Step 4: Simplify right side
    69,148.45x = 3,715,367,256.80
  5. Step 5: Solve for x
    x = 3,715,367,256.80/69,148.45
  6. Step 6: Final answer
    x = 53,730.30

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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.