Home / 369,399.25-554,098.94-88,916.50

Finding the Fourth Proportional to 369,399.25, 554,098.94 and 88,916.50

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Solution

The fourth proportional to 369,399.25, 554,098.94 and 88,916.50 is: 133,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,399.25 : 554,098.94 = 88,916.50 : x
  2. Step 2: Convert to fraction form
    369,399.25/554,098.94 = 88,916.50/x
  3. Step 3: Cross multiply
    369,399.25x = 554,098.94 × 88,916.50
  4. Step 4: Simplify right side
    369,399.25x = 49,268,535,183.43
  5. Step 5: Solve for x
    x = 49,268,535,183.43/369,399.25
  6. Step 6: Final answer
    x = 133,374.76

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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.