Home / 92,858.24-139,293.84-40,270.88

Finding the Fourth Proportional to 92,858.24, 139,293.84 and 40,270.88

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Solution

The fourth proportional to 92,858.24, 139,293.84 and 40,270.88 is: 60,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,858.24 : 139,293.84 = 40,270.88 : x
  2. Step 2: Convert to fraction form
    92,858.24/139,293.84 = 40,270.88/x
  3. Step 3: Cross multiply
    92,858.24x = 139,293.84 × 40,270.88
  4. Step 4: Simplify right side
    92,858.24x = 5,609,485,515.38
  5. Step 5: Solve for x
    x = 5,609,485,515.38/92,858.24
  6. Step 6: Final answer
    x = 60,409.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.