Home / 68,756.29-94,889.61-38,547.44

Finding the Fourth Proportional to 68,756.29, 94,889.61 and 38,547.44

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Solution

The fourth proportional to 68,756.29, 94,889.61 and 38,547.44 is: 53,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,756.29 : 94,889.61 = 38,547.44 : x
  2. Step 2: Convert to fraction form
    68,756.29/94,889.61 = 38,547.44/x
  3. Step 3: Cross multiply
    68,756.29x = 94,889.61 × 38,547.44
  4. Step 4: Simplify right side
    68,756.29x = 3,657,751,548.10
  5. Step 5: Solve for x
    x = 3,657,751,548.10/68,756.29
  6. Step 6: Final answer
    x = 53,198.79

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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.