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Finding the Fourth Proportional to 117,008.55, 175,512.83 and 102,246.30

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Solution

The fourth proportional to 117,008.55, 175,512.83 and 102,246.30 is: 153,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008.55 : 175,512.83 = 102,246.30 : x
  2. Step 2: Convert to fraction form
    117,008.55/175,512.83 = 102,246.30/x
  3. Step 3: Cross multiply
    117,008.55x = 175,512.83 × 102,246.30
  4. Step 4: Simplify right side
    117,008.55x = 17,945,536,958.80
  5. Step 5: Solve for x
    x = 17,945,536,958.80/117,008.55
  6. Step 6: Final answer
    x = 153,369.45

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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.