Home / 68,423.27-94,424.26-38,208.50

Finding the Fourth Proportional to 68,423.27, 94,424.26 and 38,208.50

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Solution

The fourth proportional to 68,423.27, 94,424.26 and 38,208.50 is: 52,727.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,423.27 : 94,424.26 = 38,208.50 : x
  2. Step 2: Convert to fraction form
    68,423.27/94,424.26 = 38,208.50/x
  3. Step 3: Cross multiply
    68,423.27x = 94,424.26 × 38,208.50
  4. Step 4: Simplify right side
    68,423.27x = 3,607,809,478.75
  5. Step 5: Solve for x
    x = 3,607,809,478.75/68,423.27
  6. Step 6: Final answer
    x = 52,727.81

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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.