Home / 68,334.42-94,302.21-38,122.50

Finding the Fourth Proportional to 68,334.42, 94,302.21 and 38,122.50

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Solution

The fourth proportional to 68,334.42, 94,302.21 and 38,122.50 is: 52,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,334.42 : 94,302.21 = 38,122.50 : x
  2. Step 2: Convert to fraction form
    68,334.42/94,302.21 = 38,122.50/x
  3. Step 3: Cross multiply
    68,334.42x = 94,302.21 × 38,122.50
  4. Step 4: Simplify right side
    68,334.42x = 3,595,036,000.73
  5. Step 5: Solve for x
    x = 3,595,036,000.73/68,334.42
  6. Step 6: Final answer
    x = 52,609.45

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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.