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Finding the Fourth Proportional to 117,483.48, 162,122.84 and 63,767.34

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Solution

The fourth proportional to 117,483.48, 162,122.84 and 63,767.34 is: 87,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,483.48 : 162,122.84 = 63,767.34 : x
  2. Step 2: Convert to fraction form
    117,483.48/162,122.84 = 63,767.34/x
  3. Step 3: Cross multiply
    117,483.48x = 162,122.84 × 63,767.34
  4. Step 4: Simplify right side
    117,483.48x = 10,338,142,260.05
  5. Step 5: Solve for x
    x = 10,338,142,260.05/117,483.48
  6. Step 6: Final answer
    x = 87,996.56

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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.