Home / 89,515.06-123,533.98-49,231.94

Finding the Fourth Proportional to 89,515.06, 123,533.98 and 49,231.94

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Solution

The fourth proportional to 89,515.06, 123,533.98 and 49,231.94 is: 67,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,515.06 : 123,533.98 = 49,231.94 : x
  2. Step 2: Convert to fraction form
    89,515.06/123,533.98 = 49,231.94/x
  3. Step 3: Cross multiply
    89,515.06x = 123,533.98 × 49,231.94
  4. Step 4: Simplify right side
    89,515.06x = 6,081,816,750.57
  5. Step 5: Solve for x
    x = 6,081,816,750.57/89,515.06
  6. Step 6: Final answer
    x = 67,941.83

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1.5x scale

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.