Home / 344,631.10-516,946.83-107,992.30

Finding the Fourth Proportional to 344,631.10, 516,946.83 and 107,992.30

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Solution

The fourth proportional to 344,631.10, 516,946.83 and 107,992.30 is: 161,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,631.10 : 516,946.83 = 107,992.30 : x
  2. Step 2: Convert to fraction form
    344,631.10/516,946.83 = 107,992.30/x
  3. Step 3: Cross multiply
    344,631.10x = 516,946.83 × 107,992.30
  4. Step 4: Simplify right side
    344,631.10x = 55,826,277,149.41
  5. Step 5: Solve for x
    x = 55,826,277,149.41/344,631.10
  6. Step 6: Final answer
    x = 161,988.51

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1.5x scale

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.