Home / 68,404.13-94,395.86-38,188.59

Finding the Fourth Proportional to 68,404.13, 94,395.86 and 38,188.59

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Solution

The fourth proportional to 68,404.13, 94,395.86 and 38,188.59 is: 52,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,404.13 : 94,395.86 = 38,188.59 : x
  2. Step 2: Convert to fraction form
    68,404.13/94,395.86 = 38,188.59/x
  3. Step 3: Cross multiply
    68,404.13x = 94,395.86 × 38,188.59
  4. Step 4: Simplify right side
    68,404.13x = 3,604,844,604.29
  5. Step 5: Solve for x
    x = 3,604,844,604.29/68,404.13
  6. Step 6: Final answer
    x = 52,699.23

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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.