Home / 109,795.15-164,691.91-30,907.63

Finding the Fourth Proportional to 109,795.15, 164,691.91 and 30,907.63

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Solution

The fourth proportional to 109,795.15, 164,691.91 and 30,907.63 is: 46,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,795.15 : 164,691.91 = 30,907.63 : x
  2. Step 2: Convert to fraction form
    109,795.15/164,691.91 = 30,907.63/x
  3. Step 3: Cross multiply
    109,795.15x = 164,691.91 × 30,907.63
  4. Step 4: Simplify right side
    109,795.15x = 5,090,236,618.27
  5. Step 5: Solve for x
    x = 5,090,236,618.27/109,795.15
  6. Step 6: Final answer
    x = 46,361.22

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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.