Home / 205,567.24-308,349.90-65,336.68

Finding the Fourth Proportional to 205,567.24, 308,349.90 and 65,336.68

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Solution

The fourth proportional to 205,567.24, 308,349.90 and 65,336.68 is: 98,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,567.24 : 308,349.90 = 65,336.68 : x
  2. Step 2: Convert to fraction form
    205,567.24/308,349.90 = 65,336.68/x
  3. Step 3: Cross multiply
    205,567.24x = 308,349.90 × 65,336.68
  4. Step 4: Simplify right side
    205,567.24x = 20,146,558,744.33
  5. Step 5: Solve for x
    x = 20,146,558,744.33/205,567.24
  6. Step 6: Final answer
    x = 98,004.71

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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.