Home / 49,990.46-74,985.78-14,927.36

Finding the Fourth Proportional to 49,990.46, 74,985.78 and 14,927.36

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Solution

The fourth proportional to 49,990.46, 74,985.78 and 14,927.36 is: 22,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,990.46 : 74,985.78 = 14,927.36 : x
  2. Step 2: Convert to fraction form
    49,990.46/74,985.78 = 14,927.36/x
  3. Step 3: Cross multiply
    49,990.46x = 74,985.78 × 14,927.36
  4. Step 4: Simplify right side
    49,990.46x = 1,119,339,732.94
  5. Step 5: Solve for x
    x = 1,119,339,732.94/49,990.46
  6. Step 6: Final answer
    x = 22,391.07

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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.