Home / 251,158.20-376,518.60-151,212.30

Finding the Fourth Proportional to 251,158.20, 376,518.60 and 151,212.30

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Solution

The fourth proportional to 251,158.20, 376,518.60 and 151,212.30 is: 226,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,158.20 : 376,518.60 = 151,212.30 : x
  2. Step 2: Convert to fraction form
    251,158.20/376,518.60 = 151,212.30/x
  3. Step 3: Cross multiply
    251,158.20x = 376,518.60 × 151,212.30
  4. Step 4: Simplify right side
    251,158.20x = 56,934,243,498.78
  5. Step 5: Solve for x
    x = 56,934,243,498.78/251,158.20
  6. Step 6: Final answer
    x = 226,686.78

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1.5x scale

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.