Home / 57,064.37-78,722.27-36,927.75

Finding the Fourth Proportional to 57,064.37, 78,722.27 and 36,927.75

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Solution

The fourth proportional to 57,064.37, 78,722.27 and 36,927.75 is: 50,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,064.37 : 78,722.27 = 36,927.75 : x
  2. Step 2: Convert to fraction form
    57,064.37/78,722.27 = 36,927.75/x
  3. Step 3: Cross multiply
    57,064.37x = 78,722.27 × 36,927.75
  4. Step 4: Simplify right side
    57,064.37x = 2,907,036,305.99
  5. Step 5: Solve for x
    x = 2,907,036,305.99/57,064.37
  6. Step 6: Final answer
    x = 50,943.11

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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.