Home / 51,118.40-76,677.60-16,061.60

Finding the Fourth Proportional to 51,118.40, 76,677.60 and 16,061.60

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Solution

The fourth proportional to 51,118.40, 76,677.60 and 16,061.60 is: 24,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,118.40 : 76,677.60 = 16,061.60 : x
  2. Step 2: Convert to fraction form
    51,118.40/76,677.60 = 16,061.60/x
  3. Step 3: Cross multiply
    51,118.40x = 76,677.60 × 16,061.60
  4. Step 4: Simplify right side
    51,118.40x = 1,231,564,940.16
  5. Step 5: Solve for x
    x = 1,231,564,940.16/51,118.40
  6. Step 6: Final answer
    x = 24,092.40

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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.