Home / 344,142.16-516,345.68-166,635.52

Finding the Fourth Proportional to 344,142.16, 516,345.68 and 166,635.52

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Solution

The fourth proportional to 344,142.16, 516,345.68 and 166,635.52 is: 250,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,142.16 : 516,345.68 = 166,635.52 : x
  2. Step 2: Convert to fraction form
    344,142.16/516,345.68 = 166,635.52/x
  3. Step 3: Cross multiply
    344,142.16x = 516,345.68 × 166,635.52
  4. Step 4: Simplify right side
    344,142.16x = 86,041,530,886.55
  5. Step 5: Solve for x
    x = 86,041,530,886.55/344,142.16
  6. Step 6: Final answer
    x = 250,017.41

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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.