Home / 89,929.57-124,093.96-49,640.73

Finding the Fourth Proportional to 89,929.57, 124,093.96 and 49,640.73

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Solution

The fourth proportional to 89,929.57, 124,093.96 and 49,640.73 is: 68,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,929.57 : 124,093.96 = 49,640.73 : x
  2. Step 2: Convert to fraction form
    89,929.57/124,093.96 = 49,640.73/x
  3. Step 3: Cross multiply
    89,929.57x = 124,093.96 × 49,640.73
  4. Step 4: Simplify right side
    89,929.57x = 6,160,114,638.89
  5. Step 5: Solve for x
    x = 6,160,114,638.89/89,929.57
  6. Step 6: Final answer
    x = 68,499.32

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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.