Home / 156,950.20-235,425.28-51,777.37

Finding the Fourth Proportional to 156,950.20, 235,425.28 and 51,777.37

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Solution

The fourth proportional to 156,950.20, 235,425.28 and 51,777.37 is: 77,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,950.20 : 235,425.28 = 51,777.37 : x
  2. Step 2: Convert to fraction form
    156,950.20/235,425.28 = 51,777.37/x
  3. Step 3: Cross multiply
    156,950.20x = 235,425.28 × 51,777.37
  4. Step 4: Simplify right side
    156,950.20x = 12,189,701,829.91
  5. Step 5: Solve for x
    x = 12,189,701,829.91/156,950.20
  6. Step 6: Final answer
    x = 77,666.05

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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.