Home / 106,408.77-159,142.55-94,645.14

Finding the Fourth Proportional to 106,408.77, 159,142.55 and 94,645.14

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Solution

The fourth proportional to 106,408.77, 159,142.55 and 94,645.14 is: 141,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,408.77 : 159,142.55 = 94,645.14 : x
  2. Step 2: Convert to fraction form
    106,408.77/159,142.55 = 94,645.14/x
  3. Step 3: Cross multiply
    106,408.77x = 159,142.55 × 94,645.14
  4. Step 4: Simplify right side
    106,408.77x = 15,062,068,451.48
  5. Step 5: Solve for x
    x = 15,062,068,451.48/106,408.77
  6. Step 6: Final answer
    x = 141,549.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.