Home / 68,118.95-94,004.15-37,906.22

Finding the Fourth Proportional to 68,118.95, 94,004.15 and 37,906.22

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Solution

The fourth proportional to 68,118.95, 94,004.15 and 37,906.22 is: 52,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,118.95 : 94,004.15 = 37,906.22 : x
  2. Step 2: Convert to fraction form
    68,118.95/94,004.15 = 37,906.22/x
  3. Step 3: Cross multiply
    68,118.95x = 94,004.15 × 37,906.22
  4. Step 4: Simplify right side
    68,118.95x = 3,563,341,990.81
  5. Step 5: Solve for x
    x = 3,563,341,990.81/68,118.95
  6. Step 6: Final answer
    x = 52,310.58

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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.