Home / 156,231.47-215,603.42-95,835.44

Finding the Fourth Proportional to 156,231.47, 215,603.42 and 95,835.44

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Solution

The fourth proportional to 156,231.47, 215,603.42 and 95,835.44 is: 132,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,231.47 : 215,603.42 = 95,835.44 : x
  2. Step 2: Convert to fraction form
    156,231.47/215,603.42 = 95,835.44/x
  3. Step 3: Cross multiply
    156,231.47x = 215,603.42 × 95,835.44
  4. Step 4: Simplify right side
    156,231.47x = 20,662,447,064.01
  5. Step 5: Solve for x
    x = 20,662,447,064.01/156,231.47
  6. Step 6: Final answer
    x = 132,255.35

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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.