Home / 57,999.72-80,035.83-34,121.79

Finding the Fourth Proportional to 57,999.72, 80,035.83 and 34,121.79

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Solution

The fourth proportional to 57,999.72, 80,035.83 and 34,121.79 is: 47,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.72 : 80,035.83 = 34,121.79 : x
  2. Step 2: Convert to fraction form
    57,999.72/80,035.83 = 34,121.79/x
  3. Step 3: Cross multiply
    57,999.72x = 80,035.83 × 34,121.79
  4. Step 4: Simplify right side
    57,999.72x = 2,730,965,783.74
  5. Step 5: Solve for x
    x = 2,730,965,783.74/57,999.72
  6. Step 6: Final answer
    x = 47,085.84

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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.