Home / 264,528.89-396,691.80-112,629.66

Finding the Fourth Proportional to 264,528.89, 396,691.80 and 112,629.66

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Solution

The fourth proportional to 264,528.89, 396,691.80 and 112,629.66 is: 168,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,528.89 : 396,691.80 = 112,629.66 : x
  2. Step 2: Convert to fraction form
    264,528.89/396,691.80 = 112,629.66/x
  3. Step 3: Cross multiply
    264,528.89x = 396,691.80 × 112,629.66
  4. Step 4: Simplify right side
    264,528.89x = 44,679,263,995.92
  5. Step 5: Solve for x
    x = 44,679,263,995.92/264,528.89
  6. Step 6: Final answer
    x = 168,901.27

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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.