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Finding the Fourth Proportional to 110,080.68, 165,008.94 and 43,429.32

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Solution

The fourth proportional to 110,080.68, 165,008.94 and 43,429.32 is: 65,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,080.68 : 165,008.94 = 43,429.32 : x
  2. Step 2: Convert to fraction form
    110,080.68/165,008.94 = 43,429.32/x
  3. Step 3: Cross multiply
    110,080.68x = 165,008.94 × 43,429.32
  4. Step 4: Simplify right side
    110,080.68x = 7,166,226,058.12
  5. Step 5: Solve for x
    x = 7,166,226,058.12/110,080.68
  6. Step 6: Final answer
    x = 65,099.76

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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.