Home / 68,214.32-94,138.60-37,999.64

Finding the Fourth Proportional to 68,214.32, 94,138.60 and 37,999.64

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Solution

The fourth proportional to 68,214.32, 94,138.60 and 37,999.64 is: 52,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,214.32 : 94,138.60 = 37,999.64 : x
  2. Step 2: Convert to fraction form
    68,214.32/94,138.60 = 37,999.64/x
  3. Step 3: Cross multiply
    68,214.32x = 94,138.60 × 37,999.64
  4. Step 4: Simplify right side
    68,214.32x = 3,577,232,910.10
  5. Step 5: Solve for x
    x = 3,577,232,910.10/68,214.32
  6. Step 6: Final answer
    x = 52,441.08

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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.