Home / 44,700.81-67,051.21-11,420.95

Finding the Fourth Proportional to 44,700.81, 67,051.21 and 11,420.95

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Solution

The fourth proportional to 44,700.81, 67,051.21 and 11,420.95 is: 17,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,700.81 : 67,051.21 = 11,420.95 : x
  2. Step 2: Convert to fraction form
    44,700.81/67,051.21 = 11,420.95/x
  3. Step 3: Cross multiply
    44,700.81x = 67,051.21 × 11,420.95
  4. Step 4: Simplify right side
    44,700.81x = 765,788,516.85
  5. Step 5: Solve for x
    x = 765,788,516.85/44,700.81
  6. Step 6: Final answer
    x = 17,131.42

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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.