Home / 68,069.12-93,936.39-37,857.74

Finding the Fourth Proportional to 68,069.12, 93,936.39 and 37,857.74

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Solution

The fourth proportional to 68,069.12, 93,936.39 and 37,857.74 is: 52,244.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,069.12 : 93,936.39 = 37,857.74 : x
  2. Step 2: Convert to fraction form
    68,069.12/93,936.39 = 37,857.74/x
  3. Step 3: Cross multiply
    68,069.12x = 93,936.39 × 37,857.74
  4. Step 4: Simplify right side
    68,069.12x = 3,556,219,429.16
  5. Step 5: Solve for x
    x = 3,556,219,429.16/68,069.12
  6. Step 6: Final answer
    x = 52,244.24

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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.