Home / 109,693.74-164,540.61-26,587.74

Finding the Fourth Proportional to 109,693.74, 164,540.61 and 26,587.74

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Solution

The fourth proportional to 109,693.74, 164,540.61 and 26,587.74 is: 39,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,693.74 : 164,540.61 = 26,587.74 : x
  2. Step 2: Convert to fraction form
    109,693.74/164,540.61 = 26,587.74/x
  3. Step 3: Cross multiply
    109,693.74x = 164,540.61 × 26,587.74
  4. Step 4: Simplify right side
    109,693.74x = 4,374,762,958.12
  5. Step 5: Solve for x
    x = 4,374,762,958.12/109,693.74
  6. Step 6: Final answer
    x = 39,881.61

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1.5x scale

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.