Home / 69,711.34-96,219.16-39,514.68

Finding the Fourth Proportional to 69,711.34, 96,219.16 and 39,514.68

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Solution

The fourth proportional to 69,711.34, 96,219.16 and 39,514.68 is: 54,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,711.34 : 96,219.16 = 39,514.68 : x
  2. Step 2: Convert to fraction form
    69,711.34/96,219.16 = 39,514.68/x
  3. Step 3: Cross multiply
    69,711.34x = 96,219.16 × 39,514.68
  4. Step 4: Simplify right side
    69,711.34x = 3,802,069,317.27
  5. Step 5: Solve for x
    x = 3,802,069,317.27/69,711.34
  6. Step 6: Final answer
    x = 54,540.18

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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.