Home / 89,237.48-123,146.88-48,950.44

Finding the Fourth Proportional to 89,237.48, 123,146.88 and 48,950.44

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Solution

The fourth proportional to 89,237.48, 123,146.88 and 48,950.44 is: 67,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,237.48 : 123,146.88 = 48,950.44 : x
  2. Step 2: Convert to fraction form
    89,237.48/123,146.88 = 48,950.44/x
  3. Step 3: Cross multiply
    89,237.48x = 123,146.88 × 48,950.44
  4. Step 4: Simplify right side
    89,237.48x = 6,028,093,960.63
  5. Step 5: Solve for x
    x = 6,028,093,960.63/89,237.48
  6. Step 6: Final answer
    x = 67,551.15

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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.