Home / 74,306.72-102,500.88-45,993.44

Finding the Fourth Proportional to 74,306.72, 102,500.88 and 45,993.44

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Solution

The fourth proportional to 74,306.72, 102,500.88 and 45,993.44 is: 63,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306.72 : 102,500.88 = 45,993.44 : x
  2. Step 2: Convert to fraction form
    74,306.72/102,500.88 = 45,993.44/x
  3. Step 3: Cross multiply
    74,306.72x = 102,500.88 × 45,993.44
  4. Step 4: Simplify right side
    74,306.72x = 4,714,368,074.23
  5. Step 5: Solve for x
    x = 4,714,368,074.23/74,306.72
  6. Step 6: Final answer
    x = 63,444.71

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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.