Home / 169,735.20-254,630.28-57,422.22

Finding the Fourth Proportional to 169,735.20, 254,630.28 and 57,422.22

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Solution

The fourth proportional to 169,735.20, 254,630.28 and 57,422.22 is: 86,142.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,735.20 : 254,630.28 = 57,422.22 : x
  2. Step 2: Convert to fraction form
    169,735.20/254,630.28 = 57,422.22/x
  3. Step 3: Cross multiply
    169,735.20x = 254,630.28 × 57,422.22
  4. Step 4: Simplify right side
    169,735.20x = 14,621,435,956.82
  5. Step 5: Solve for x
    x = 14,621,435,956.82/169,735.20
  6. Step 6: Final answer
    x = 86,142.63

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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.