Home / 89,037.57-122,874.92-48,751.63

Finding the Fourth Proportional to 89,037.57, 122,874.92 and 48,751.63

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Solution

The fourth proportional to 89,037.57, 122,874.92 and 48,751.63 is: 67,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,037.57 : 122,874.92 = 48,751.63 : x
  2. Step 2: Convert to fraction form
    89,037.57/122,874.92 = 48,751.63/x
  3. Step 3: Cross multiply
    89,037.57x = 122,874.92 × 48,751.63
  4. Step 4: Simplify right side
    89,037.57x = 5,990,352,636.12
  5. Step 5: Solve for x
    x = 5,990,352,636.12/89,037.57
  6. Step 6: Final answer
    x = 67,278.93

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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.