Home / 68,551.13-94,601.84-38,339.79

Finding the Fourth Proportional to 68,551.13, 94,601.84 and 38,339.79

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Solution

The fourth proportional to 68,551.13, 94,601.84 and 38,339.79 is: 52,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,551.13 : 94,601.84 = 38,339.79 : x
  2. Step 2: Convert to fraction form
    68,551.13/94,601.84 = 38,339.79/x
  3. Step 3: Cross multiply
    68,551.13x = 94,601.84 × 38,339.79
  4. Step 4: Simplify right side
    68,551.13x = 3,627,014,487.51
  5. Step 5: Solve for x
    x = 3,627,014,487.51/68,551.13
  6. Step 6: Final answer
    x = 52,909.63

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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.