Home / 51,843.36-77,756.40-16,777.92

Finding the Fourth Proportional to 51,843.36, 77,756.40 and 16,777.92

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Solution

The fourth proportional to 51,843.36, 77,756.40 and 16,777.92 is: 25,164.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,843.36 : 77,756.40 = 16,777.92 : x
  2. Step 2: Convert to fraction form
    51,843.36/77,756.40 = 16,777.92/x
  3. Step 3: Cross multiply
    51,843.36x = 77,756.40 × 16,777.92
  4. Step 4: Simplify right side
    51,843.36x = 1,304,590,658.69
  5. Step 5: Solve for x
    x = 1,304,590,658.69/51,843.36
  6. Step 6: Final answer
    x = 25,164.08

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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.