Home / 76,901.66-106,083.87-62,577.62

Finding the Fourth Proportional to 76,901.66, 106,083.87 and 62,577.62

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Solution

The fourth proportional to 76,901.66, 106,083.87 and 62,577.62 is: 86,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,901.66 : 106,083.87 = 62,577.62 : x
  2. Step 2: Convert to fraction form
    76,901.66/106,083.87 = 62,577.62/x
  3. Step 3: Cross multiply
    76,901.66x = 106,083.87 × 62,577.62
  4. Step 4: Simplify right side
    76,901.66x = 6,638,476,104.99
  5. Step 5: Solve for x
    x = 6,638,476,104.99/76,901.66
  6. Step 6: Final answer
    x = 86,324.22

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1.5x scale

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.