Home / 74,523.24-102,884.58-49,406.76

Finding the Fourth Proportional to 74,523.24, 102,884.58 and 49,406.76

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Solution

The fourth proportional to 74,523.24, 102,884.58 and 49,406.76 is: 68,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,523.24 : 102,884.58 = 49,406.76 : x
  2. Step 2: Convert to fraction form
    74,523.24/102,884.58 = 49,406.76/x
  3. Step 3: Cross multiply
    74,523.24x = 102,884.58 × 49,406.76
  4. Step 4: Simplify right side
    74,523.24x = 5,083,193,751.76
  5. Step 5: Solve for x
    x = 5,083,193,751.76/74,523.24
  6. Step 6: Final answer
    x = 68,209.51

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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.