Home / 68,137.56-94,018.14-62,625.62

Finding the Fourth Proportional to 68,137.56, 94,018.14 and 62,625.62

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Solution

The fourth proportional to 68,137.56, 94,018.14 and 62,625.62 is: 86,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,137.56 : 94,018.14 = 62,625.62 : x
  2. Step 2: Convert to fraction form
    68,137.56/94,018.14 = 62,625.62/x
  3. Step 3: Cross multiply
    68,137.56x = 94,018.14 × 62,625.62
  4. Step 4: Simplify right side
    68,137.56x = 5,887,944,543.79
  5. Step 5: Solve for x
    x = 5,887,944,543.79/68,137.56
  6. Step 6: Final answer
    x = 86,412.61

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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.