Home / 89,033.55-122,869.41-48,747.63

Finding the Fourth Proportional to 89,033.55, 122,869.41 and 48,747.63

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Solution

The fourth proportional to 89,033.55, 122,869.41 and 48,747.63 is: 67,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,033.55 : 122,869.41 = 48,747.63 : x
  2. Step 2: Convert to fraction form
    89,033.55/122,869.41 = 48,747.63/x
  3. Step 3: Cross multiply
    89,033.55x = 122,869.41 × 48,747.63
  4. Step 4: Simplify right side
    89,033.55x = 5,989,592,537.00
  5. Step 5: Solve for x
    x = 5,989,592,537.00/89,033.55
  6. Step 6: Final answer
    x = 67,273.43

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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.