Home / 68,424.03-94,425.29-38,209.25

Finding the Fourth Proportional to 68,424.03, 94,425.29 and 38,209.25

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Solution

The fourth proportional to 68,424.03, 94,425.29 and 38,209.25 is: 52,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,424.03 : 94,425.29 = 38,209.25 : x
  2. Step 2: Convert to fraction form
    68,424.03/94,425.29 = 38,209.25/x
  3. Step 3: Cross multiply
    68,424.03x = 94,425.29 × 38,209.25
  4. Step 4: Simplify right side
    68,424.03x = 3,607,919,700.23
  5. Step 5: Solve for x
    x = 3,607,919,700.23/68,424.03
  6. Step 6: Final answer
    x = 52,728.84

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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.