Home / 43,985.84-65,977.83-10,706.09

Finding the Fourth Proportional to 43,985.84, 65,977.83 and 10,706.09

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Solution

The fourth proportional to 43,985.84, 65,977.83 and 10,706.09 is: 16,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,985.84 : 65,977.83 = 10,706.09 : x
  2. Step 2: Convert to fraction form
    43,985.84/65,977.83 = 10,706.09/x
  3. Step 3: Cross multiply
    43,985.84x = 65,977.83 × 10,706.09
  4. Step 4: Simplify right side
    43,985.84x = 706,364,256.10
  5. Step 5: Solve for x
    x = 706,364,256.10/43,985.84
  6. Step 6: Final answer
    x = 16,058.90

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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.