Home / 108,052.40-162,058.08-45,766.64

Finding the Fourth Proportional to 108,052.40, 162,058.08 and 45,766.64

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Solution

The fourth proportional to 108,052.40, 162,058.08 and 45,766.64 is: 68,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,052.40 : 162,058.08 = 45,766.64 : x
  2. Step 2: Convert to fraction form
    108,052.40/162,058.08 = 45,766.64/x
  3. Step 3: Cross multiply
    108,052.40x = 162,058.08 × 45,766.64
  4. Step 4: Simplify right side
    108,052.40x = 7,416,853,806.45
  5. Step 5: Solve for x
    x = 7,416,853,806.45/108,052.40
  6. Step 6: Final answer
    x = 68,641.27

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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.