Home / 51,923.60-77,885.40-16,866.80

Finding the Fourth Proportional to 51,923.60, 77,885.40 and 16,866.80

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Solution

The fourth proportional to 51,923.60, 77,885.40 and 16,866.80 is: 25,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923.60 : 77,885.40 = 16,866.80 : x
  2. Step 2: Convert to fraction form
    51,923.60/77,885.40 = 16,866.80/x
  3. Step 3: Cross multiply
    51,923.60x = 77,885.40 × 16,866.80
  4. Step 4: Simplify right side
    51,923.60x = 1,313,677,464.72
  5. Step 5: Solve for x
    x = 1,313,677,464.72/51,923.60
  6. Step 6: Final answer
    x = 25,300.20

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Similar ratio
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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.