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Finding the Fourth Proportional to 114,179.65, 171,318.69 and 47,632.88

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Solution

The fourth proportional to 114,179.65, 171,318.69 and 47,632.88 is: 71,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,179.65 : 171,318.69 = 47,632.88 : x
  2. Step 2: Convert to fraction form
    114,179.65/171,318.69 = 47,632.88/x
  3. Step 3: Cross multiply
    114,179.65x = 171,318.69 × 47,632.88
  4. Step 4: Simplify right side
    114,179.65x = 8,160,403,030.82
  5. Step 5: Solve for x
    x = 8,160,403,030.82/114,179.65
  6. Step 6: Final answer
    x = 71,469.86

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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.