Home / 68,457.52-94,464.58-38,242.19

Finding the Fourth Proportional to 68,457.52, 94,464.58 and 38,242.19

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Solution

The fourth proportional to 68,457.52, 94,464.58 and 38,242.19 is: 52,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,457.52 : 94,464.58 = 38,242.19 : x
  2. Step 2: Convert to fraction form
    68,457.52/94,464.58 = 38,242.19/x
  3. Step 3: Cross multiply
    68,457.52x = 94,464.58 × 38,242.19
  4. Step 4: Simplify right side
    68,457.52x = 3,612,531,753.10
  5. Step 5: Solve for x
    x = 3,612,531,753.10/68,457.52
  6. Step 6: Final answer
    x = 52,770.42

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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.