Home / 51,148.40-76,722.60-16,098.80

Finding the Fourth Proportional to 51,148.40, 76,722.60 and 16,098.80

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Solution

The fourth proportional to 51,148.40, 76,722.60 and 16,098.80 is: 24,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.40 : 76,722.60 = 16,098.80 : x
  2. Step 2: Convert to fraction form
    51,148.40/76,722.60 = 16,098.80/x
  3. Step 3: Cross multiply
    51,148.40x = 76,722.60 × 16,098.80
  4. Step 4: Simplify right side
    51,148.40x = 1,235,141,792.88
  5. Step 5: Solve for x
    x = 1,235,141,792.88/51,148.40
  6. Step 6: Final answer
    x = 24,148.20

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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.