Home / 49,971.78-74,957.13-14,911.74

Finding the Fourth Proportional to 49,971.78, 74,957.13 and 14,911.74

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Solution

The fourth proportional to 49,971.78, 74,957.13 and 14,911.74 is: 22,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,971.78 : 74,957.13 = 14,911.74 : x
  2. Step 2: Convert to fraction form
    49,971.78/74,957.13 = 14,911.74/x
  3. Step 3: Cross multiply
    49,971.78x = 74,957.13 × 14,911.74
  4. Step 4: Simplify right side
    49,971.78x = 1,117,741,233.71
  5. Step 5: Solve for x
    x = 1,117,741,233.71/49,971.78
  6. Step 6: Final answer
    x = 22,367.45

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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.