Home / 40,020.63-60,039.86-11,941.17

Finding the Fourth Proportional to 40,020.63, 60,039.86 and 11,941.17

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Solution

The fourth proportional to 40,020.63, 60,039.86 and 11,941.17 is: 17,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,020.63 : 60,039.86 = 11,941.17 : x
  2. Step 2: Convert to fraction form
    40,020.63/60,039.86 = 11,941.17/x
  3. Step 3: Cross multiply
    40,020.63x = 60,039.86 × 11,941.17
  4. Step 4: Simplify right side
    40,020.63x = 716,946,175.04
  5. Step 5: Solve for x
    x = 716,946,175.04/40,020.63
  6. Step 6: Final answer
    x = 17,914.42

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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.