Home / 50,821.09-75,940.42-38,746.83

Finding the Fourth Proportional to 50,821.09, 75,940.42 and 38,746.83

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Solution

The fourth proportional to 50,821.09, 75,940.42 and 38,746.83 is: 57,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,821.09 : 75,940.42 = 38,746.83 : x
  2. Step 2: Convert to fraction form
    50,821.09/75,940.42 = 38,746.83/x
  3. Step 3: Cross multiply
    50,821.09x = 75,940.42 × 38,746.83
  4. Step 4: Simplify right side
    50,821.09x = 2,942,450,543.87
  5. Step 5: Solve for x
    x = 2,942,450,543.87/50,821.09
  6. Step 6: Final answer
    x = 57,898.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.