Home / 69,901.50-96,467.91-40,095.42

Finding the Fourth Proportional to 69,901.50, 96,467.91 and 40,095.42

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Solution

The fourth proportional to 69,901.50, 96,467.91 and 40,095.42 is: 55,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901.50 : 96,467.91 = 40,095.42 : x
  2. Step 2: Convert to fraction form
    69,901.50/96,467.91 = 40,095.42/x
  3. Step 3: Cross multiply
    69,901.50x = 96,467.91 × 40,095.42
  4. Step 4: Simplify right side
    69,901.50x = 3,867,921,367.97
  5. Step 5: Solve for x
    x = 3,867,921,367.97/69,901.50
  6. Step 6: Final answer
    x = 55,333.88

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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.