Home / 107,435.40-161,153.10-32,551.86

Finding the Fourth Proportional to 107,435.40, 161,153.10 and 32,551.86

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Solution

The fourth proportional to 107,435.40, 161,153.10 and 32,551.86 is: 48,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,435.40 : 161,153.10 = 32,551.86 : x
  2. Step 2: Convert to fraction form
    107,435.40/161,153.10 = 32,551.86/x
  3. Step 3: Cross multiply
    107,435.40x = 161,153.10 × 32,551.86
  4. Step 4: Simplify right side
    107,435.40x = 5,245,833,149.77
  5. Step 5: Solve for x
    x = 5,245,833,149.77/107,435.40
  6. Step 6: Final answer
    x = 48,827.79

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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.