Home / 61,991.43-92,941.57-19,847.13

Finding the Fourth Proportional to 61,991.43, 92,941.57 and 19,847.13

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Solution

The fourth proportional to 61,991.43, 92,941.57 and 19,847.13 is: 29,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,991.43 : 92,941.57 = 19,847.13 : x
  2. Step 2: Convert to fraction form
    61,991.43/92,941.57 = 19,847.13/x
  3. Step 3: Cross multiply
    61,991.43x = 92,941.57 × 19,847.13
  4. Step 4: Simplify right side
    61,991.43x = 1,844,623,422.19
  5. Step 5: Solve for x
    x = 1,844,623,422.19/61,991.43
  6. Step 6: Final answer
    x = 29,756.10

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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.