Home / 68,763.15-94,899.87-38,548.53

Finding the Fourth Proportional to 68,763.15, 94,899.87 and 38,548.53

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Solution

The fourth proportional to 68,763.15, 94,899.87 and 38,548.53 is: 53,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,763.15 : 94,899.87 = 38,548.53 : x
  2. Step 2: Convert to fraction form
    68,763.15/94,899.87 = 38,548.53/x
  3. Step 3: Cross multiply
    68,763.15x = 94,899.87 × 38,548.53
  4. Step 4: Simplify right side
    68,763.15x = 3,658,250,485.69
  5. Step 5: Solve for x
    x = 3,658,250,485.69/68,763.15
  6. Step 6: Final answer
    x = 53,200.74

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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.