Home / 156,321.42-215,727.58-95,925.44

Finding the Fourth Proportional to 156,321.42, 215,727.58 and 95,925.44

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Solution

The fourth proportional to 156,321.42, 215,727.58 and 95,925.44 is: 132,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,321.42 : 215,727.58 = 95,925.44 : x
  2. Step 2: Convert to fraction form
    156,321.42/215,727.58 = 95,925.44/x
  3. Step 3: Cross multiply
    156,321.42x = 215,727.58 × 95,925.44
  4. Step 4: Simplify right side
    156,321.42x = 20,693,761,713.18
  5. Step 5: Solve for x
    x = 20,693,761,713.18/156,321.42
  6. Step 6: Final answer
    x = 132,379.57

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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.