Home / 347,459.26-521,194.38-137,095.38

Finding the Fourth Proportional to 347,459.26, 521,194.38 and 137,095.38

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Solution

The fourth proportional to 347,459.26, 521,194.38 and 137,095.38 is: 205,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,459.26 : 521,194.38 = 137,095.38 : x
  2. Step 2: Convert to fraction form
    347,459.26/521,194.38 = 137,095.38/x
  3. Step 3: Cross multiply
    347,459.26x = 521,194.38 × 137,095.38
  4. Step 4: Simplify right side
    347,459.26x = 71,453,341,579.96
  5. Step 5: Solve for x
    x = 71,453,341,579.96/347,459.26
  6. Step 6: Final answer
    x = 205,645.24

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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.