Home / 91,916.77-137,844.15-34,977.15

Finding the Fourth Proportional to 91,916.77, 137,844.15 and 34,977.15

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Solution

The fourth proportional to 91,916.77, 137,844.15 and 34,977.15 is: 52,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,916.77 : 137,844.15 = 34,977.15 : x
  2. Step 2: Convert to fraction form
    91,916.77/137,844.15 = 34,977.15/x
  3. Step 3: Cross multiply
    91,916.77x = 137,844.15 × 34,977.15
  4. Step 4: Simplify right side
    91,916.77x = 4,821,395,979.98
  5. Step 5: Solve for x
    x = 4,821,395,979.98/91,916.77
  6. Step 6: Final answer
    x = 52,453.93

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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.