Home / 156,936.40-235,404.60-50,320.15

Finding the Fourth Proportional to 156,936.40, 235,404.60 and 50,320.15

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Solution

The fourth proportional to 156,936.40, 235,404.60 and 50,320.15 is: 75,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,936.40 : 235,404.60 = 50,320.15 : x
  2. Step 2: Convert to fraction form
    156,936.40/235,404.60 = 50,320.15/x
  3. Step 3: Cross multiply
    156,936.40x = 235,404.60 × 50,320.15
  4. Step 4: Simplify right side
    156,936.40x = 11,845,594,782.69
  5. Step 5: Solve for x
    x = 11,845,594,782.69/156,936.40
  6. Step 6: Final answer
    x = 75,480.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.