Home / 68,512.55-94,549.01-38,302.89

Finding the Fourth Proportional to 68,512.55, 94,549.01 and 38,302.89

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Solution

The fourth proportional to 68,512.55, 94,549.01 and 38,302.89 is: 52,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,512.55 : 94,549.01 = 38,302.89 : x
  2. Step 2: Convert to fraction form
    68,512.55/94,549.01 = 38,302.89/x
  3. Step 3: Cross multiply
    68,512.55x = 94,549.01 × 38,302.89
  4. Step 4: Simplify right side
    68,512.55x = 3,621,500,329.64
  5. Step 5: Solve for x
    x = 3,621,500,329.64/68,512.55
  6. Step 6: Final answer
    x = 52,858.93

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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.