Home / 49,840.89-74,775.77-14,781.39

Finding the Fourth Proportional to 49,840.89, 74,775.77 and 14,781.39

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Solution

The fourth proportional to 49,840.89, 74,775.77 and 14,781.39 is: 22,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.89 : 74,775.77 = 14,781.39 : x
  2. Step 2: Convert to fraction form
    49,840.89/74,775.77 = 14,781.39/x
  3. Step 3: Cross multiply
    49,840.89x = 74,775.77 × 14,781.39
  4. Step 4: Simplify right side
    49,840.89x = 1,105,289,818.92
  5. Step 5: Solve for x
    x = 1,105,289,818.92/49,840.89
  6. Step 6: Final answer
    x = 22,176.37

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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.