Home / 69,680.88-96,168.24-41,386.68

Finding the Fourth Proportional to 69,680.88, 96,168.24 and 41,386.68

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Solution

The fourth proportional to 69,680.88, 96,168.24 and 41,386.68 is: 57,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.88 : 96,168.24 = 41,386.68 : x
  2. Step 2: Convert to fraction form
    69,680.88/96,168.24 = 41,386.68/x
  3. Step 3: Cross multiply
    69,680.88x = 96,168.24 × 41,386.68
  4. Step 4: Simplify right side
    69,680.88x = 3,980,084,175.04
  5. Step 5: Solve for x
    x = 3,980,084,175.04/69,680.88
  6. Step 6: Final answer
    x = 57,118.74

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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.