Home / 40,459.56-60,650.13-15,480.36

Finding the Fourth Proportional to 40,459.56, 60,650.13 and 15,480.36

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Solution

The fourth proportional to 40,459.56, 60,650.13 and 15,480.36 is: 23,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.56 : 60,650.13 = 15,480.36 : x
  2. Step 2: Convert to fraction form
    40,459.56/60,650.13 = 15,480.36/x
  3. Step 3: Cross multiply
    40,459.56x = 60,650.13 × 15,480.36
  4. Step 4: Simplify right side
    40,459.56x = 938,885,846.45
  5. Step 5: Solve for x
    x = 938,885,846.45/40,459.56
  6. Step 6: Final answer
    x = 23,205.54

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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.