Home / 156,016.91-215,304.39-95,587.67

Finding the Fourth Proportional to 156,016.91, 215,304.39 and 95,587.67

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Solution

The fourth proportional to 156,016.91, 215,304.39 and 95,587.67 is: 131,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,016.91 : 215,304.39 = 95,587.67 : x
  2. Step 2: Convert to fraction form
    156,016.91/215,304.39 = 95,587.67/x
  3. Step 3: Cross multiply
    156,016.91x = 215,304.39 × 95,587.67
  4. Step 4: Simplify right side
    156,016.91x = 20,580,444,980.87
  5. Step 5: Solve for x
    x = 20,580,444,980.87/156,016.91
  6. Step 6: Final answer
    x = 131,911.63

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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.