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Finding the Fourth Proportional to 174,014.60, 261,050.70 and 74,222.60

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Solution

The fourth proportional to 174,014.60, 261,050.70 and 74,222.60 is: 111,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,014.60 : 261,050.70 = 74,222.60 : x
  2. Step 2: Convert to fraction form
    174,014.60/261,050.70 = 74,222.60/x
  3. Step 3: Cross multiply
    174,014.60x = 261,050.70 × 74,222.60
  4. Step 4: Simplify right side
    174,014.60x = 19,375,861,685.82
  5. Step 5: Solve for x
    x = 19,375,861,685.82/174,014.60
  6. Step 6: Final answer
    x = 111,346.18

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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.