Home / 156,035.57-215,336.81-95,609.57

Finding the Fourth Proportional to 156,035.57, 215,336.81 and 95,609.57

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Solution

The fourth proportional to 156,035.57, 215,336.81 and 95,609.57 is: 131,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,035.57 : 215,336.81 = 95,609.57 : x
  2. Step 2: Convert to fraction form
    156,035.57/215,336.81 = 95,609.57/x
  3. Step 3: Cross multiply
    156,035.57x = 215,336.81 × 95,609.57
  4. Step 4: Simplify right side
    156,035.57x = 20,588,258,971.61
  5. Step 5: Solve for x
    x = 20,588,258,971.61/156,035.57
  6. Step 6: Final answer
    x = 131,945.94

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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.