Home / 107,740.67-161,631.25-32,867.51

Finding the Fourth Proportional to 107,740.67, 161,631.25 and 32,867.51

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Solution

The fourth proportional to 107,740.67, 161,631.25 and 32,867.51 is: 49,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,740.67 : 161,631.25 = 32,867.51 : x
  2. Step 2: Convert to fraction form
    107,740.67/161,631.25 = 32,867.51/x
  3. Step 3: Cross multiply
    107,740.67x = 161,631.25 × 32,867.51
  4. Step 4: Simplify right side
    107,740.67x = 5,312,415,835.36
  5. Step 5: Solve for x
    x = 5,312,415,835.36/107,740.67
  6. Step 6: Final answer
    x = 49,307.43

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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.