Home / 89,557.63-123,589.52-49,270.52

Finding the Fourth Proportional to 89,557.63, 123,589.52 and 49,270.52

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Solution

The fourth proportional to 89,557.63, 123,589.52 and 49,270.52 is: 67,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,557.63 : 123,589.52 = 49,270.52 : x
  2. Step 2: Convert to fraction form
    89,557.63/123,589.52 = 49,270.52/x
  3. Step 3: Cross multiply
    89,557.63x = 123,589.52 × 49,270.52
  4. Step 4: Simplify right side
    89,557.63x = 6,089,319,916.95
  5. Step 5: Solve for x
    x = 6,089,319,916.95/89,557.63
  6. Step 6: Final answer
    x = 67,993.31

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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.