Home / 109,693.38-164,540.07-26,587.38

Finding the Fourth Proportional to 109,693.38, 164,540.07 and 26,587.38

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Solution

The fourth proportional to 109,693.38, 164,540.07 and 26,587.38 is: 39,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,693.38 : 164,540.07 = 26,587.38 : x
  2. Step 2: Convert to fraction form
    109,693.38/164,540.07 = 26,587.38/x
  3. Step 3: Cross multiply
    109,693.38x = 164,540.07 × 26,587.38
  4. Step 4: Simplify right side
    109,693.38x = 4,374,689,366.32
  5. Step 5: Solve for x
    x = 4,374,689,366.32/109,693.38
  6. Step 6: Final answer
    x = 39,881.07

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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.