Home / 107,570.48-161,355.65-32,690.43

Finding the Fourth Proportional to 107,570.48, 161,355.65 and 32,690.43

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Solution

The fourth proportional to 107,570.48, 161,355.65 and 32,690.43 is: 49,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,570.48 : 161,355.65 = 32,690.43 : x
  2. Step 2: Convert to fraction form
    107,570.48/161,355.65 = 32,690.43/x
  3. Step 3: Cross multiply
    107,570.48x = 161,355.65 × 32,690.43
  4. Step 4: Simplify right side
    107,570.48x = 5,274,785,417.98
  5. Step 5: Solve for x
    x = 5,274,785,417.98/107,570.48
  6. Step 6: Final answer
    x = 49,035.62

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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.