Home / 551,579.34-827,416.66-152,220.18

Finding the Fourth Proportional to 551,579.34, 827,416.66 and 152,220.18

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Solution

The fourth proportional to 551,579.34, 827,416.66 and 152,220.18 is: 228,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,579.34 : 827,416.66 = 152,220.18 : x
  2. Step 2: Convert to fraction form
    551,579.34/827,416.66 = 152,220.18/x
  3. Step 3: Cross multiply
    551,579.34x = 827,416.66 × 152,220.18
  4. Step 4: Simplify right side
    551,579.34x = 125,949,512,920.20
  5. Step 5: Solve for x
    x = 125,949,512,920.20/551,579.34
  6. Step 6: Final answer
    x = 228,343.42

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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.