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Finding the Fourth Proportional to 167,350.45, 251,025.63 and 42,691.45

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Solution

The fourth proportional to 167,350.45, 251,025.63 and 42,691.45 is: 64,037.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,350.45 : 251,025.63 = 42,691.45 : x
  2. Step 2: Convert to fraction form
    167,350.45/251,025.63 = 42,691.45/x
  3. Step 3: Cross multiply
    167,350.45x = 251,025.63 × 42,691.45
  4. Step 4: Simplify right side
    167,350.45x = 10,716,648,131.86
  5. Step 5: Solve for x
    x = 10,716,648,131.86/167,350.45
  6. Step 6: Final answer
    x = 64,037.16

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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.