Home / 89,283.06-123,214.16-48,998.27

Finding the Fourth Proportional to 89,283.06, 123,214.16 and 48,998.27

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Solution

The fourth proportional to 89,283.06, 123,214.16 and 48,998.27 is: 67,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,283.06 : 123,214.16 = 48,998.27 : x
  2. Step 2: Convert to fraction form
    89,283.06/123,214.16 = 48,998.27/x
  3. Step 3: Cross multiply
    89,283.06x = 123,214.16 × 48,998.27
  4. Step 4: Simplify right side
    89,283.06x = 6,037,280,679.50
  5. Step 5: Solve for x
    x = 6,037,280,679.50/89,283.06
  6. Step 6: Final answer
    x = 67,619.55

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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.