Home / 68,059.20-93,926.94-40,836.30

Finding the Fourth Proportional to 68,059.20, 93,926.94 and 40,836.30

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Solution

The fourth proportional to 68,059.20, 93,926.94 and 40,836.30 is: 56,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,059.20 : 93,926.94 = 40,836.30 : x
  2. Step 2: Convert to fraction form
    68,059.20/93,926.94 = 40,836.30/x
  3. Step 3: Cross multiply
    68,059.20x = 93,926.94 × 40,836.30
  4. Step 4: Simplify right side
    68,059.20x = 3,835,628,699.92
  5. Step 5: Solve for x
    x = 3,835,628,699.92/68,059.20
  6. Step 6: Final answer
    x = 56,357.24

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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.