Home / 51,833.40-77,759.70-16,774.20

Finding the Fourth Proportional to 51,833.40, 77,759.70 and 16,774.20

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Solution

The fourth proportional to 51,833.40, 77,759.70 and 16,774.20 is: 25,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,833.40 : 77,759.70 = 16,774.20 : x
  2. Step 2: Convert to fraction form
    51,833.40/77,759.70 = 16,774.20/x
  3. Step 3: Cross multiply
    51,833.40x = 77,759.70 × 16,774.20
  4. Step 4: Simplify right side
    51,833.40x = 1,304,356,759.74
  5. Step 5: Solve for x
    x = 1,304,356,759.74/51,833.40
  6. Step 6: Final answer
    x = 25,164.41

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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.