Home / 168,427.20-252,644.85-50,102.40

Finding the Fourth Proportional to 168,427.20, 252,644.85 and 50,102.40

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Solution

The fourth proportional to 168,427.20, 252,644.85 and 50,102.40 is: 75,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,427.20 : 252,644.85 = 50,102.40 : x
  2. Step 2: Convert to fraction form
    168,427.20/252,644.85 = 50,102.40/x
  3. Step 3: Cross multiply
    168,427.20x = 252,644.85 × 50,102.40
  4. Step 4: Simplify right side
    168,427.20x = 12,658,113,332.64
  5. Step 5: Solve for x
    x = 12,658,113,332.64/168,427.20
  6. Step 6: Final answer
    x = 75,154.80

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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.