Home / 61,244.46-91,780.38-48,708.90

Finding the Fourth Proportional to 61,244.46, 91,780.38 and 48,708.90

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Solution

The fourth proportional to 61,244.46, 91,780.38 and 48,708.90 is: 72,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,244.46 : 91,780.38 = 48,708.90 : x
  2. Step 2: Convert to fraction form
    61,244.46/91,780.38 = 48,708.90/x
  3. Step 3: Cross multiply
    61,244.46x = 91,780.38 × 48,708.90
  4. Step 4: Simplify right side
    61,244.46x = 4,470,521,351.38
  5. Step 5: Solve for x
    x = 4,470,521,351.38/61,244.46
  6. Step 6: Final answer
    x = 72,994.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.