Home / 69,716.64-96,208.95-41,422.32

Finding the Fourth Proportional to 69,716.64, 96,208.95 and 41,422.32

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Solution

The fourth proportional to 69,716.64, 96,208.95 and 41,422.32 is: 57,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,716.64 : 96,208.95 = 41,422.32 : x
  2. Step 2: Convert to fraction form
    69,716.64/96,208.95 = 41,422.32/x
  3. Step 3: Cross multiply
    69,716.64x = 96,208.95 × 41,422.32
  4. Step 4: Simplify right side
    69,716.64x = 3,985,197,913.76
  5. Step 5: Solve for x
    x = 3,985,197,913.76/69,716.64
  6. Step 6: Final answer
    x = 57,162.79

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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.