Home / 68,263.02-94,201.37-39,587.81

Finding the Fourth Proportional to 68,263.02, 94,201.37 and 39,587.81

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Solution

The fourth proportional to 68,263.02, 94,201.37 and 39,587.81 is: 54,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,263.02 : 94,201.37 = 39,587.81 : x
  2. Step 2: Convert to fraction form
    68,263.02/94,201.37 = 39,587.81/x
  3. Step 3: Cross multiply
    68,263.02x = 94,201.37 × 39,587.81
  4. Step 4: Simplify right side
    68,263.02x = 3,729,225,937.30
  5. Step 5: Solve for x
    x = 3,729,225,937.30/68,263.02
  6. Step 6: Final answer
    x = 54,630.25

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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.