Home / 89,600.04-123,645.44-49,313.79

Finding the Fourth Proportional to 89,600.04, 123,645.44 and 49,313.79

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Solution

The fourth proportional to 89,600.04, 123,645.44 and 49,313.79 is: 68,051.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,600.04 : 123,645.44 = 49,313.79 : x
  2. Step 2: Convert to fraction form
    89,600.04/123,645.44 = 49,313.79/x
  3. Step 3: Cross multiply
    89,600.04x = 123,645.44 × 49,313.79
  4. Step 4: Simplify right side
    89,600.04x = 6,097,425,385.90
  5. Step 5: Solve for x
    x = 6,097,425,385.90/89,600.04
  6. Step 6: Final answer
    x = 68,051.59

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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.