Home / 161,052.86-241,530.08-76,768.62

Finding the Fourth Proportional to 161,052.86, 241,530.08 and 76,768.62

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Solution

The fourth proportional to 161,052.86, 241,530.08 and 76,768.62 is: 115,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,052.86 : 241,530.08 = 76,768.62 : x
  2. Step 2: Convert to fraction form
    161,052.86/241,530.08 = 76,768.62/x
  3. Step 3: Cross multiply
    161,052.86x = 241,530.08 × 76,768.62
  4. Step 4: Simplify right side
    161,052.86x = 18,541,929,338.60
  5. Step 5: Solve for x
    x = 18,541,929,338.60/161,052.86
  6. Step 6: Final answer
    x = 115,129.46

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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.