Home / 51,801.13-77,699.43-16,261.63

Finding the Fourth Proportional to 51,801.13, 77,699.43 and 16,261.63

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Solution

The fourth proportional to 51,801.13, 77,699.43 and 16,261.63 is: 24,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,801.13 : 77,699.43 = 16,261.63 : x
  2. Step 2: Convert to fraction form
    51,801.13/77,699.43 = 16,261.63/x
  3. Step 3: Cross multiply
    51,801.13x = 77,699.43 × 16,261.63
  4. Step 4: Simplify right side
    51,801.13x = 1,263,519,381.87
  5. Step 5: Solve for x
    x = 1,263,519,381.87/51,801.13
  6. Step 6: Final answer
    x = 24,391.73

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1.5x scale

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.