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Finding the Fourth Proportional to 110,060.57, 165,116.07 and 39,939.89

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Solution

The fourth proportional to 110,060.57, 165,116.07 and 39,939.89 is: 59,918.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,060.57 : 165,116.07 = 39,939.89 : x
  2. Step 2: Convert to fraction form
    110,060.57/165,116.07 = 39,939.89/x
  3. Step 3: Cross multiply
    110,060.57x = 165,116.07 × 39,939.89
  4. Step 4: Simplify right side
    110,060.57x = 6,594,716,847.45
  5. Step 5: Solve for x
    x = 6,594,716,847.45/110,060.57
  6. Step 6: Final answer
    x = 59,918.98

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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.