Home / 89,823.20-123,950.28-49,537.24

Finding the Fourth Proportional to 89,823.20, 123,950.28 and 49,537.24

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Solution

The fourth proportional to 89,823.20, 123,950.28 and 49,537.24 is: 68,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,823.20 : 123,950.28 = 49,537.24 : x
  2. Step 2: Convert to fraction form
    89,823.20/123,950.28 = 49,537.24/x
  3. Step 3: Cross multiply
    89,823.20x = 123,950.28 × 49,537.24
  4. Step 4: Simplify right side
    89,823.20x = 6,140,154,768.43
  5. Step 5: Solve for x
    x = 6,140,154,768.43/89,823.20
  6. Step 6: Final answer
    x = 68,358.23

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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.