Home / 105,625.38-157,619.13-94,408.50

Finding the Fourth Proportional to 105,625.38, 157,619.13 and 94,408.50

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Solution

The fourth proportional to 105,625.38, 157,619.13 and 94,408.50 is: 140,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,625.38 : 157,619.13 = 94,408.50 : x
  2. Step 2: Convert to fraction form
    105,625.38/157,619.13 = 94,408.50/x
  3. Step 3: Cross multiply
    105,625.38x = 157,619.13 × 94,408.50
  4. Step 4: Simplify right side
    105,625.38x = 14,880,585,634.61
  5. Step 5: Solve for x
    x = 14,880,585,634.61/105,625.38
  6. Step 6: Final answer
    x = 140,880.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.