Home / 41,877.53-62,802.77-13,790.90

Finding the Fourth Proportional to 41,877.53, 62,802.77 and 13,790.90

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Solution

The fourth proportional to 41,877.53, 62,802.77 and 13,790.90 is: 20,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,877.53 : 62,802.77 = 13,790.90 : x
  2. Step 2: Convert to fraction form
    41,877.53/62,802.77 = 13,790.90/x
  3. Step 3: Cross multiply
    41,877.53x = 62,802.77 × 13,790.90
  4. Step 4: Simplify right side
    41,877.53x = 866,106,720.79
  5. Step 5: Solve for x
    x = 866,106,720.79/41,877.53
  6. Step 6: Final answer
    x = 20,681.90

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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.