Home / 94,172.26-141,906.19-77,898.55

Finding the Fourth Proportional to 94,172.26, 141,906.19 and 77,898.55

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Solution

The fourth proportional to 94,172.26, 141,906.19 and 77,898.55 is: 117,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,172.26 : 141,906.19 = 77,898.55 : x
  2. Step 2: Convert to fraction form
    94,172.26/141,906.19 = 77,898.55/x
  3. Step 3: Cross multiply
    94,172.26x = 141,906.19 × 77,898.55
  4. Step 4: Simplify right side
    94,172.26x = 11,054,286,437.02
  5. Step 5: Solve for x
    x = 11,054,286,437.02/94,172.26
  6. Step 6: Final answer
    x = 117,383.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.