Home / 156,104.84-215,374.38-95,612.42

Finding the Fourth Proportional to 156,104.84, 215,374.38 and 95,612.42

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Solution

The fourth proportional to 156,104.84, 215,374.38 and 95,612.42 is: 131,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,104.84 : 215,374.38 = 95,612.42 : x
  2. Step 2: Convert to fraction form
    156,104.84/215,374.38 = 95,612.42/x
  3. Step 3: Cross multiply
    156,104.84x = 215,374.38 × 95,612.42
  4. Step 4: Simplify right side
    156,104.84x = 20,592,464,600.93
  5. Step 5: Solve for x
    x = 20,592,464,600.93/156,104.84
  6. Step 6: Final answer
    x = 131,914.33

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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.