Home / 69,932.32-96,542.34-47,390.44

Finding the Fourth Proportional to 69,932.32, 96,542.34 and 47,390.44

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Solution

The fourth proportional to 69,932.32, 96,542.34 and 47,390.44 is: 65,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,932.32 : 96,542.34 = 47,390.44 : x
  2. Step 2: Convert to fraction form
    69,932.32/96,542.34 = 47,390.44/x
  3. Step 3: Cross multiply
    69,932.32x = 96,542.34 × 47,390.44
  4. Step 4: Simplify right side
    69,932.32x = 4,575,183,971.23
  5. Step 5: Solve for x
    x = 4,575,183,971.23/69,932.32
  6. Step 6: Final answer
    x = 65,423.03

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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.