Home / 108,261.64-162,392.46-38,124.52

Finding the Fourth Proportional to 108,261.64, 162,392.46 and 38,124.52

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Solution

The fourth proportional to 108,261.64, 162,392.46 and 38,124.52 is: 57,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,261.64 : 162,392.46 = 38,124.52 : x
  2. Step 2: Convert to fraction form
    108,261.64/162,392.46 = 38,124.52/x
  3. Step 3: Cross multiply
    108,261.64x = 162,392.46 × 38,124.52
  4. Step 4: Simplify right side
    108,261.64x = 6,191,134,589.12
  5. Step 5: Solve for x
    x = 6,191,134,589.12/108,261.64
  6. Step 6: Final answer
    x = 57,186.78

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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.