Home / 68,291.65-94,235.59-38,074.13

Finding the Fourth Proportional to 68,291.65, 94,235.59 and 38,074.13

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Solution

The fourth proportional to 68,291.65, 94,235.59 and 38,074.13 is: 52,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,291.65 : 94,235.59 = 38,074.13 : x
  2. Step 2: Convert to fraction form
    68,291.65/94,235.59 = 38,074.13/x
  3. Step 3: Cross multiply
    68,291.65x = 94,235.59 × 38,074.13
  4. Step 4: Simplify right side
    68,291.65x = 3,587,938,104.29
  5. Step 5: Solve for x
    x = 3,587,938,104.29/68,291.65
  6. Step 6: Final answer
    x = 52,538.46

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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.