Home / 68,360.95-94,313.19-42,517.80

Finding the Fourth Proportional to 68,360.95, 94,313.19 and 42,517.80

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Solution

The fourth proportional to 68,360.95, 94,313.19 and 42,517.80 is: 58,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,360.95 : 94,313.19 = 42,517.80 : x
  2. Step 2: Convert to fraction form
    68,360.95/94,313.19 = 42,517.80/x
  3. Step 3: Cross multiply
    68,360.95x = 94,313.19 × 42,517.80
  4. Step 4: Simplify right side
    68,360.95x = 4,009,989,509.22
  5. Step 5: Solve for x
    x = 4,009,989,509.22/68,360.95
  6. Step 6: Final answer
    x = 58,659.07

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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.