Home / 68,109.06-93,988.71-37,894.44

Finding the Fourth Proportional to 68,109.06, 93,988.71 and 37,894.44

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Solution

The fourth proportional to 68,109.06, 93,988.71 and 37,894.44 is: 52,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,109.06 : 93,988.71 = 37,894.44 : x
  2. Step 2: Convert to fraction form
    68,109.06/93,988.71 = 37,894.44/x
  3. Step 3: Cross multiply
    68,109.06x = 93,988.71 × 37,894.44
  4. Step 4: Simplify right side
    68,109.06x = 3,561,649,531.77
  5. Step 5: Solve for x
    x = 3,561,649,531.77/68,109.06
  6. Step 6: Final answer
    x = 52,293.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.