Home / 35,344.11-53,007.42-21,116.47

Finding the Fourth Proportional to 35,344.11, 53,007.42 and 21,116.47

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Solution

The fourth proportional to 35,344.11, 53,007.42 and 21,116.47 is: 31,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.11 : 53,007.42 = 21,116.47 : x
  2. Step 2: Convert to fraction form
    35,344.11/53,007.42 = 21,116.47/x
  3. Step 3: Cross multiply
    35,344.11x = 53,007.42 × 21,116.47
  4. Step 4: Simplify right side
    35,344.11x = 1,119,329,594.21
  5. Step 5: Solve for x
    x = 1,119,329,594.21/35,344.11
  6. Step 6: Final answer
    x = 31,669.48

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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.