Home / 246,790.83-340,689.75-156,190.71

Finding the Fourth Proportional to 246,790.83, 340,689.75 and 156,190.71

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Solution

The fourth proportional to 246,790.83, 340,689.75 and 156,190.71 is: 215,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,790.83 : 340,689.75 = 156,190.71 : x
  2. Step 2: Convert to fraction form
    246,790.83/340,689.75 = 156,190.71/x
  3. Step 3: Cross multiply
    246,790.83x = 340,689.75 × 156,190.71
  4. Step 4: Simplify right side
    246,790.83x = 53,212,573,942.22
  5. Step 5: Solve for x
    x = 53,212,573,942.22/246,790.83
  6. Step 6: Final answer
    x = 215,618.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.