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Finding the Fourth Proportional to 110,843.60, 152,965.08 and 63,100.04

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Solution

The fourth proportional to 110,843.60, 152,965.08 and 63,100.04 is: 87,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,843.60 : 152,965.08 = 63,100.04 : x
  2. Step 2: Convert to fraction form
    110,843.60/152,965.08 = 63,100.04/x
  3. Step 3: Cross multiply
    110,843.60x = 152,965.08 × 63,100.04
  4. Step 4: Simplify right side
    110,843.60x = 9,652,102,666.60
  5. Step 5: Solve for x
    x = 9,652,102,666.60/110,843.60
  6. Step 6: Final answer
    x = 87,078.57

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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.