Home / 630,168.24-945,247.50-156,850.42

Finding the Fourth Proportional to 630,168.24, 945,247.50 and 156,850.42

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Solution

The fourth proportional to 630,168.24, 945,247.50 and 156,850.42 is: 235,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,168.24 : 945,247.50 = 156,850.42 : x
  2. Step 2: Convert to fraction form
    630,168.24/945,247.50 = 156,850.42/x
  3. Step 3: Cross multiply
    630,168.24x = 945,247.50 × 156,850.42
  4. Step 4: Simplify right side
    630,168.24x = 148,262,467,378.95
  5. Step 5: Solve for x
    x = 148,262,467,378.95/630,168.24
  6. Step 6: Final answer
    x = 235,274.42

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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.