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Finding the Fourth Proportional to 108,009.94, 162,014.46 and 29,132.14

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Solution

The fourth proportional to 108,009.94, 162,014.46 and 29,132.14 is: 43,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,009.94 : 162,014.46 = 29,132.14 : x
  2. Step 2: Convert to fraction form
    108,009.94/162,014.46 = 29,132.14/x
  3. Step 3: Cross multiply
    108,009.94x = 162,014.46 × 29,132.14
  4. Step 4: Simplify right side
    108,009.94x = 4,719,827,930.74
  5. Step 5: Solve for x
    x = 4,719,827,930.74/108,009.94
  6. Step 6: Final answer
    x = 43,698.09

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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.