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Finding the Fourth Proportional to 114,200.70, 171,301.05 and 55,042.35

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Solution

The fourth proportional to 114,200.70, 171,301.05 and 55,042.35 is: 82,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,200.70 : 171,301.05 = 55,042.35 : x
  2. Step 2: Convert to fraction form
    114,200.70/171,301.05 = 55,042.35/x
  3. Step 3: Cross multiply
    114,200.70x = 171,301.05 × 55,042.35
  4. Step 4: Simplify right side
    114,200.70x = 9,428,812,349.47
  5. Step 5: Solve for x
    x = 9,428,812,349.47/114,200.70
  6. Step 6: Final answer
    x = 82,563.53

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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.