Home / 68,567.91-94,585.64-39,884.34

Finding the Fourth Proportional to 68,567.91, 94,585.64 and 39,884.34

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Solution

The fourth proportional to 68,567.91, 94,585.64 and 39,884.34 is: 55,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,567.91 : 94,585.64 = 39,884.34 : x
  2. Step 2: Convert to fraction form
    68,567.91/94,585.64 = 39,884.34/x
  3. Step 3: Cross multiply
    68,567.91x = 94,585.64 × 39,884.34
  4. Step 4: Simplify right side
    68,567.91x = 3,772,485,824.88
  5. Step 5: Solve for x
    x = 3,772,485,824.88/68,567.91
  6. Step 6: Final answer
    x = 55,018.24

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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.