Home / 108,066.85-162,100.27-55,442.77

Finding the Fourth Proportional to 108,066.85, 162,100.27 and 55,442.77

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Solution

The fourth proportional to 108,066.85, 162,100.27 and 55,442.77 is: 83,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,066.85 : 162,100.27 = 55,442.77 : x
  2. Step 2: Convert to fraction form
    108,066.85/162,100.27 = 55,442.77/x
  3. Step 3: Cross multiply
    108,066.85x = 162,100.27 × 55,442.77
  4. Step 4: Simplify right side
    108,066.85x = 8,987,287,650.60
  5. Step 5: Solve for x
    x = 8,987,287,650.60/108,066.85
  6. Step 6: Final answer
    x = 83,164.15

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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.