Home / 40,420.74-60,606.82-15,462.62

Finding the Fourth Proportional to 40,420.74, 60,606.82 and 15,462.62

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Solution

The fourth proportional to 40,420.74, 60,606.82 and 15,462.62 is: 23,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420.74 : 60,606.82 = 15,462.62 : x
  2. Step 2: Convert to fraction form
    40,420.74/60,606.82 = 15,462.62/x
  3. Step 3: Cross multiply
    40,420.74x = 60,606.82 × 15,462.62
  4. Step 4: Simplify right side
    40,420.74x = 937,140,227.07
  5. Step 5: Solve for x
    x = 937,140,227.07/40,420.74
  6. Step 6: Final answer
    x = 23,184.64

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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.