Home / 156,965.49-235,481.04-51,858.27

Finding the Fourth Proportional to 156,965.49, 235,481.04 and 51,858.27

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Solution

The fourth proportional to 156,965.49, 235,481.04 and 51,858.27 is: 77,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,965.49 : 235,481.04 = 51,858.27 : x
  2. Step 2: Convert to fraction form
    156,965.49/235,481.04 = 51,858.27/x
  3. Step 3: Cross multiply
    156,965.49x = 235,481.04 × 51,858.27
  4. Step 4: Simplify right side
    156,965.49x = 12,211,639,352.20
  5. Step 5: Solve for x
    x = 12,211,639,352.20/156,965.49
  6. Step 6: Final answer
    x = 77,798.24

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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.