Home / 74,916.52-103,382.94-43,084.68

Finding the Fourth Proportional to 74,916.52, 103,382.94 and 43,084.68

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Solution

The fourth proportional to 74,916.52, 103,382.94 and 43,084.68 is: 59,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,916.52 : 103,382.94 = 43,084.68 : x
  2. Step 2: Convert to fraction form
    74,916.52/103,382.94 = 43,084.68/x
  3. Step 3: Cross multiply
    74,916.52x = 103,382.94 × 43,084.68
  4. Step 4: Simplify right side
    74,916.52x = 4,454,220,887.36
  5. Step 5: Solve for x
    x = 4,454,220,887.36/74,916.52
  6. Step 6: Final answer
    x = 59,455.79

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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.