Home / 551,397.20-827,095.80-152,099.60

Finding the Fourth Proportional to 551,397.20, 827,095.80 and 152,099.60

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Solution

The fourth proportional to 551,397.20, 827,095.80 and 152,099.60 is: 228,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,397.20 : 827,095.80 = 152,099.60 : x
  2. Step 2: Convert to fraction form
    551,397.20/827,095.80 = 152,099.60/x
  3. Step 3: Cross multiply
    551,397.20x = 827,095.80 × 152,099.60
  4. Step 4: Simplify right side
    551,397.20x = 125,800,940,341.68
  5. Step 5: Solve for x
    x = 125,800,940,341.68/551,397.20
  6. Step 6: Final answer
    x = 228,149.40

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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.