Home / 107,652.83-161,495.65-55,044.55

Finding the Fourth Proportional to 107,652.83, 161,495.65 and 55,044.55

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Solution

The fourth proportional to 107,652.83, 161,495.65 and 55,044.55 is: 82,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,652.83 : 161,495.65 = 55,044.55 : x
  2. Step 2: Convert to fraction form
    107,652.83/161,495.65 = 55,044.55/x
  3. Step 3: Cross multiply
    107,652.83x = 161,495.65 × 55,044.55
  4. Step 4: Simplify right side
    107,652.83x = 8,889,455,381.21
  5. Step 5: Solve for x
    x = 8,889,455,381.21/107,652.83
  6. Step 6: Final answer
    x = 82,575.21

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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.