Home / 68,652.96-94,736.50-38,433.18

Finding the Fourth Proportional to 68,652.96, 94,736.50 and 38,433.18

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Solution

The fourth proportional to 68,652.96, 94,736.50 and 38,433.18 is: 53,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,652.96 : 94,736.50 = 38,433.18 : x
  2. Step 2: Convert to fraction form
    68,652.96/94,736.50 = 38,433.18/x
  3. Step 3: Cross multiply
    68,652.96x = 94,736.50 × 38,433.18
  4. Step 4: Simplify right side
    68,652.96x = 3,641,024,957.07
  5. Step 5: Solve for x
    x = 3,641,024,957.07/68,652.96
  6. Step 6: Final answer
    x = 53,035.22

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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.