Home / 68,625.85-94,699.28-38,406.07

Finding the Fourth Proportional to 68,625.85, 94,699.28 and 38,406.07

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Solution

The fourth proportional to 68,625.85, 94,699.28 and 38,406.07 is: 52,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,625.85 : 94,699.28 = 38,406.07 : x
  2. Step 2: Convert to fraction form
    68,625.85/94,699.28 = 38,406.07/x
  3. Step 3: Cross multiply
    68,625.85x = 94,699.28 × 38,406.07
  4. Step 4: Simplify right side
    68,625.85x = 3,637,026,747.85
  5. Step 5: Solve for x
    x = 3,637,026,747.85/68,625.85
  6. Step 6: Final answer
    x = 52,997.91

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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.