Home / 68,222.68-94,145.88-38,007.96

Finding the Fourth Proportional to 68,222.68, 94,145.88 and 38,007.96

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Solution

The fourth proportional to 68,222.68, 94,145.88 and 38,007.96 is: 52,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,222.68 : 94,145.88 = 38,007.96 : x
  2. Step 2: Convert to fraction form
    68,222.68/94,145.88 = 38,007.96/x
  3. Step 3: Cross multiply
    68,222.68x = 94,145.88 × 38,007.96
  4. Step 4: Simplify right side
    68,222.68x = 3,578,292,841.20
  5. Step 5: Solve for x
    x = 3,578,292,841.20/68,222.68
  6. Step 6: Final answer
    x = 52,450.19

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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.