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Finding the Fourth Proportional to 171,960.76, 237,114.18 and 111,451.96

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Solution

The fourth proportional to 171,960.76, 237,114.18 and 111,451.96 is: 153,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,960.76 : 237,114.18 = 111,451.96 : x
  2. Step 2: Convert to fraction form
    171,960.76/237,114.18 = 111,451.96/x
  3. Step 3: Cross multiply
    171,960.76x = 237,114.18 × 111,451.96
  4. Step 4: Simplify right side
    171,960.76x = 26,426,840,104.79
  5. Step 5: Solve for x
    x = 26,426,840,104.79/171,960.76
  6. Step 6: Final answer
    x = 153,679.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.