Home / 294,627.56-406,572.92-172,131.32

Finding the Fourth Proportional to 294,627.56, 406,572.92 and 172,131.32

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Solution

The fourth proportional to 294,627.56, 406,572.92 and 172,131.32 is: 237,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,627.56 : 406,572.92 = 172,131.32 : x
  2. Step 2: Convert to fraction form
    294,627.56/406,572.92 = 172,131.32/x
  3. Step 3: Cross multiply
    294,627.56x = 406,572.92 × 172,131.32
  4. Step 4: Simplify right side
    294,627.56x = 69,983,933,395.85
  5. Step 5: Solve for x
    x = 69,983,933,395.85/294,627.56
  6. Step 6: Final answer
    x = 237,533.56

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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.