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Finding the Fourth Proportional to 107,354.88, 161,068.80 and 33,484.80

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Solution

The fourth proportional to 107,354.88, 161,068.80 and 33,484.80 is: 50,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,354.88 : 161,068.80 = 33,484.80 : x
  2. Step 2: Convert to fraction form
    107,354.88/161,068.80 = 33,484.80/x
  3. Step 3: Cross multiply
    107,354.88x = 161,068.80 × 33,484.80
  4. Step 4: Simplify right side
    107,354.88x = 5,393,356,554.24
  5. Step 5: Solve for x
    x = 5,393,356,554.24/107,354.88
  6. Step 6: Final answer
    x = 50,238.58

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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.