Home / 43,525.49-65,283.86-13,935.38

Finding the Fourth Proportional to 43,525.49, 65,283.86 and 13,935.38

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Solution

The fourth proportional to 43,525.49, 65,283.86 and 13,935.38 is: 20,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,525.49 : 65,283.86 = 13,935.38 : x
  2. Step 2: Convert to fraction form
    43,525.49/65,283.86 = 13,935.38/x
  3. Step 3: Cross multiply
    43,525.49x = 65,283.86 × 13,935.38
  4. Step 4: Simplify right side
    43,525.49x = 909,755,000.87
  5. Step 5: Solve for x
    x = 909,755,000.87/43,525.49
  6. Step 6: Final answer
    x = 20,901.66

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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.