Home / 68,705.54-94,813.43-38,080.59

Finding the Fourth Proportional to 68,705.54, 94,813.43 and 38,080.59

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Solution

The fourth proportional to 68,705.54, 94,813.43 and 38,080.59 is: 52,551.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,705.54 : 94,813.43 = 38,080.59 : x
  2. Step 2: Convert to fraction form
    68,705.54/94,813.43 = 38,080.59/x
  3. Step 3: Cross multiply
    68,705.54x = 94,813.43 × 38,080.59
  4. Step 4: Simplify right side
    68,705.54x = 3,610,550,880.26
  5. Step 5: Solve for x
    x = 3,610,550,880.26/68,705.54
  6. Step 6: Final answer
    x = 52,551.09

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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.