Home / 107,807.12-161,741.88-44,615.58

Finding the Fourth Proportional to 107,807.12, 161,741.88 and 44,615.58

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Solution

The fourth proportional to 107,807.12, 161,741.88 and 44,615.58 is: 66,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,807.12 : 161,741.88 = 44,615.58 : x
  2. Step 2: Convert to fraction form
    107,807.12/161,741.88 = 44,615.58/x
  3. Step 3: Cross multiply
    107,807.12x = 161,741.88 × 44,615.58
  4. Step 4: Simplify right side
    107,807.12x = 7,216,207,179.96
  5. Step 5: Solve for x
    x = 7,216,207,179.96/107,807.12
  6. Step 6: Final answer
    x = 66,936.28

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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.