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Finding the Fourth Proportional to 114,010.61, 170,923.64 and 47,500.70

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Solution

The fourth proportional to 114,010.61, 170,923.64 and 47,500.70 is: 71,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,010.61 : 170,923.64 = 47,500.70 : x
  2. Step 2: Convert to fraction form
    114,010.61/170,923.64 = 47,500.70/x
  3. Step 3: Cross multiply
    114,010.61x = 170,923.64 × 47,500.70
  4. Step 4: Simplify right side
    114,010.61x = 8,118,991,454.43
  5. Step 5: Solve for x
    x = 8,118,991,454.43/114,010.61
  6. Step 6: Final answer
    x = 71,212.60

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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.