Home / 157,800.15-236,700.23-51,183.90

Finding the Fourth Proportional to 157,800.15, 236,700.23 and 51,183.90

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Solution

The fourth proportional to 157,800.15, 236,700.23 and 51,183.90 is: 76,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,800.15 : 236,700.23 = 51,183.90 : x
  2. Step 2: Convert to fraction form
    157,800.15/236,700.23 = 51,183.90/x
  3. Step 3: Cross multiply
    157,800.15x = 236,700.23 × 51,183.90
  4. Step 4: Simplify right side
    157,800.15x = 12,115,240,646.38
  5. Step 5: Solve for x
    x = 12,115,240,646.38/157,800.15
  6. Step 6: Final answer
    x = 76,775.85

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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.