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Finding the Fourth Proportional to 114,527.17, 171,808.98 and 55,367.20

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Solution

The fourth proportional to 114,527.17, 171,808.98 and 55,367.20 is: 83,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,527.17 : 171,808.98 = 55,367.20 : x
  2. Step 2: Convert to fraction form
    114,527.17/171,808.98 = 55,367.20/x
  3. Step 3: Cross multiply
    114,527.17x = 171,808.98 × 55,367.20
  4. Step 4: Simplify right side
    114,527.17x = 9,512,582,157.46
  5. Step 5: Solve for x
    x = 9,512,582,157.46/114,527.17
  6. Step 6: Final answer
    x = 83,059.61

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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.