Home / 68,441.66-94,443.34-38,222.78

Finding the Fourth Proportional to 68,441.66, 94,443.34 and 38,222.78

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Solution

The fourth proportional to 68,441.66, 94,443.34 and 38,222.78 is: 52,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,441.66 : 94,443.34 = 38,222.78 : x
  2. Step 2: Convert to fraction form
    68,441.66/94,443.34 = 38,222.78/x
  3. Step 3: Cross multiply
    68,441.66x = 94,443.34 × 38,222.78
  4. Step 4: Simplify right side
    68,441.66x = 3,609,887,007.29
  5. Step 5: Solve for x
    x = 3,609,887,007.29/68,441.66
  6. Step 6: Final answer
    x = 52,744.00

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1.5x scale

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.