Home / 50,503.57-75,689.74-49,716.25

Finding the Fourth Proportional to 50,503.57, 75,689.74 and 49,716.25

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Solution

The fourth proportional to 50,503.57, 75,689.74 and 49,716.25 is: 74,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,503.57 : 75,689.74 = 49,716.25 : x
  2. Step 2: Convert to fraction form
    50,503.57/75,689.74 = 49,716.25/x
  3. Step 3: Cross multiply
    50,503.57x = 75,689.74 × 49,716.25
  4. Step 4: Simplify right side
    50,503.57x = 3,763,010,036.28
  5. Step 5: Solve for x
    x = 3,763,010,036.28/50,503.57
  6. Step 6: Final answer
    x = 74,509.78

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1.5x scale

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.