Home / 156,148.96-215,435.05-95,656.48

Finding the Fourth Proportional to 156,148.96, 215,435.05 and 95,656.48

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Solution

The fourth proportional to 156,148.96, 215,435.05 and 95,656.48 is: 131,974.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,148.96 : 215,435.05 = 95,656.48 : x
  2. Step 2: Convert to fraction form
    156,148.96/215,435.05 = 95,656.48/x
  3. Step 3: Cross multiply
    156,148.96x = 215,435.05 × 95,656.48
  4. Step 4: Simplify right side
    156,148.96x = 20,607,757,235.31
  5. Step 5: Solve for x
    x = 20,607,757,235.31/156,148.96
  6. Step 6: Final answer
    x = 131,974.99

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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.