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Finding the Fourth Proportional to 143,130.67, 214,671.69 and 37,960.27

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Solution

The fourth proportional to 143,130.67, 214,671.69 and 37,960.27 is: 56,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,130.67 : 214,671.69 = 37,960.27 : x
  2. Step 2: Convert to fraction form
    143,130.67/214,671.69 = 37,960.27/x
  3. Step 3: Cross multiply
    143,130.67x = 214,671.69 × 37,960.27
  4. Step 4: Simplify right side
    143,130.67x = 8,148,995,313.76
  5. Step 5: Solve for x
    x = 8,148,995,313.76/143,130.67
  6. Step 6: Final answer
    x = 56,933.96

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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.