Home / 68,310.36-94,258.86-40,024.92

Finding the Fourth Proportional to 68,310.36, 94,258.86 and 40,024.92

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Solution

The fourth proportional to 68,310.36, 94,258.86 and 40,024.92 is: 55,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,310.36 : 94,258.86 = 40,024.92 : x
  2. Step 2: Convert to fraction form
    68,310.36/94,258.86 = 40,024.92/x
  3. Step 3: Cross multiply
    68,310.36x = 94,258.86 × 40,024.92
  4. Step 4: Simplify right side
    68,310.36x = 3,772,703,330.79
  5. Step 5: Solve for x
    x = 3,772,703,330.79/68,310.36
  6. Step 6: Final answer
    x = 55,228.86

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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.