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Finding the Fourth Proportional to 108,304.68, 162,435.06 and 29,419.59

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Solution

The fourth proportional to 108,304.68, 162,435.06 and 29,419.59 is: 44,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,304.68 : 162,435.06 = 29,419.59 : x
  2. Step 2: Convert to fraction form
    108,304.68/162,435.06 = 29,419.59/x
  3. Step 3: Cross multiply
    108,304.68x = 162,435.06 × 29,419.59
  4. Step 4: Simplify right side
    108,304.68x = 4,778,772,866.83
  5. Step 5: Solve for x
    x = 4,778,772,866.83/108,304.68
  6. Step 6: Final answer
    x = 44,123.42

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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.