Home / 89,533.81-123,554.62-49,246.70

Finding the Fourth Proportional to 89,533.81, 123,554.62 and 49,246.70

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Solution

The fourth proportional to 89,533.81, 123,554.62 and 49,246.70 is: 67,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,533.81 : 123,554.62 = 49,246.70 : x
  2. Step 2: Convert to fraction form
    89,533.81/123,554.62 = 49,246.70/x
  3. Step 3: Cross multiply
    89,533.81x = 123,554.62 × 49,246.70
  4. Step 4: Simplify right side
    89,533.81x = 6,084,657,738.78
  5. Step 5: Solve for x
    x = 6,084,657,738.78/89,533.81
  6. Step 6: Final answer
    x = 67,959.33

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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.