Home / 71,282.16-98,372.88-41,072.22

Finding the Fourth Proportional to 71,282.16, 98,372.88 and 41,072.22

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Solution

The fourth proportional to 71,282.16, 98,372.88 and 41,072.22 is: 56,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,282.16 : 98,372.88 = 41,072.22 : x
  2. Step 2: Convert to fraction form
    71,282.16/98,372.88 = 41,072.22/x
  3. Step 3: Cross multiply
    71,282.16x = 98,372.88 × 41,072.22
  4. Step 4: Simplify right side
    71,282.16x = 4,040,392,569.39
  5. Step 5: Solve for x
    x = 4,040,392,569.39/71,282.16
  6. Step 6: Final answer
    x = 56,681.68

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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.