Home / 43,701.86-65,551.10-12,537.11

Finding the Fourth Proportional to 43,701.86, 65,551.10 and 12,537.11

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Solution

The fourth proportional to 43,701.86, 65,551.10 and 12,537.11 is: 18,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,701.86 : 65,551.10 = 12,537.11 : x
  2. Step 2: Convert to fraction form
    43,701.86/65,551.10 = 12,537.11/x
  3. Step 3: Cross multiply
    43,701.86x = 65,551.10 × 12,537.11
  4. Step 4: Simplify right side
    43,701.86x = 821,820,960.88
  5. Step 5: Solve for x
    x = 821,820,960.88/43,701.86
  6. Step 6: Final answer
    x = 18,805.17

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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.