Home / 156,793.66-235,190.50-51,642.70

Finding the Fourth Proportional to 156,793.66, 235,190.50 and 51,642.70

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Solution

The fourth proportional to 156,793.66, 235,190.50 and 51,642.70 is: 77,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,793.66 : 235,190.50 = 51,642.70 : x
  2. Step 2: Convert to fraction form
    156,793.66/235,190.50 = 51,642.70/x
  3. Step 3: Cross multiply
    156,793.66x = 235,190.50 × 51,642.70
  4. Step 4: Simplify right side
    156,793.66x = 12,145,872,434.35
  5. Step 5: Solve for x
    x = 12,145,872,434.35/156,793.66
  6. Step 6: Final answer
    x = 77,464.05

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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.