Home / 92,835.96-127,621.01-79,867.86

Finding the Fourth Proportional to 92,835.96, 127,621.01 and 79,867.86

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Solution

The fourth proportional to 92,835.96, 127,621.01 and 79,867.86 is: 109,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.96 : 127,621.01 = 79,867.86 : x
  2. Step 2: Convert to fraction form
    92,835.96/127,621.01 = 79,867.86/x
  3. Step 3: Cross multiply
    92,835.96x = 127,621.01 × 79,867.86
  4. Step 4: Simplify right side
    92,835.96x = 10,192,816,959.74
  5. Step 5: Solve for x
    x = 10,192,816,959.74/92,835.96
  6. Step 6: Final answer
    x = 109,793.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.