Home / 68,381.24-94,364.86-38,166.01

Finding the Fourth Proportional to 68,381.24, 94,364.86 and 38,166.01

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Solution

The fourth proportional to 68,381.24, 94,364.86 and 38,166.01 is: 52,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,381.24 : 94,364.86 = 38,166.01 : x
  2. Step 2: Convert to fraction form
    68,381.24/94,364.86 = 38,166.01/x
  3. Step 3: Cross multiply
    68,381.24x = 94,364.86 × 38,166.01
  4. Step 4: Simplify right side
    68,381.24x = 3,601,530,190.41
  5. Step 5: Solve for x
    x = 3,601,530,190.41/68,381.24
  6. Step 6: Final answer
    x = 52,668.40

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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.