Home / 53,681.49-80,525.16-16,240.65

Finding the Fourth Proportional to 53,681.49, 80,525.16 and 16,240.65

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Solution

The fourth proportional to 53,681.49, 80,525.16 and 16,240.65 is: 24,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681.49 : 80,525.16 = 16,240.65 : x
  2. Step 2: Convert to fraction form
    53,681.49/80,525.16 = 16,240.65/x
  3. Step 3: Cross multiply
    53,681.49x = 80,525.16 × 16,240.65
  4. Step 4: Simplify right side
    53,681.49x = 1,307,780,939.75
  5. Step 5: Solve for x
    x = 1,307,780,939.75/53,681.49
  6. Step 6: Final answer
    x = 24,361.86

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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.