Home / 40,790.96-61,186.43-14,496.74

Finding the Fourth Proportional to 40,790.96, 61,186.43 and 14,496.74

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Solution

The fourth proportional to 40,790.96, 61,186.43 and 14,496.74 is: 21,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790.96 : 61,186.43 = 14,496.74 : x
  2. Step 2: Convert to fraction form
    40,790.96/61,186.43 = 14,496.74/x
  3. Step 3: Cross multiply
    40,790.96x = 61,186.43 × 14,496.74
  4. Step 4: Simplify right side
    40,790.96x = 887,003,497.55
  5. Step 5: Solve for x
    x = 887,003,497.55/40,790.96
  6. Step 6: Final answer
    x = 21,745.10

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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.