Home / 57,929.36-79,922.94-36,705.56

Finding the Fourth Proportional to 57,929.36, 79,922.94 and 36,705.56

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Solution

The fourth proportional to 57,929.36, 79,922.94 and 36,705.56 is: 50,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.36 : 79,922.94 = 36,705.56 : x
  2. Step 2: Convert to fraction form
    57,929.36/79,922.94 = 36,705.56/x
  3. Step 3: Cross multiply
    57,929.36x = 79,922.94 × 36,705.56
  4. Step 4: Simplify right side
    57,929.36x = 2,933,616,269.55
  5. Step 5: Solve for x
    x = 2,933,616,269.55/57,929.36
  6. Step 6: Final answer
    x = 50,641.27

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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.