Home / 169,781.76-254,694.50-51,432.26

Finding the Fourth Proportional to 169,781.76, 254,694.50 and 51,432.26

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Solution

The fourth proportional to 169,781.76, 254,694.50 and 51,432.26 is: 77,155.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,781.76 : 254,694.50 = 51,432.26 : x
  2. Step 2: Convert to fraction form
    169,781.76/254,694.50 = 51,432.26/x
  3. Step 3: Cross multiply
    169,781.76x = 254,694.50 × 51,432.26
  4. Step 4: Simplify right side
    169,781.76x = 13,099,512,213.94
  5. Step 5: Solve for x
    x = 13,099,512,213.94/169,781.76
  6. Step 6: Final answer
    x = 77,155.00

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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.