Home / 49,790.13-74,685.45-14,730.09

Finding the Fourth Proportional to 49,790.13, 74,685.45 and 14,730.09

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Solution

The fourth proportional to 49,790.13, 74,685.45 and 14,730.09 is: 22,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.13 : 74,685.45 = 14,730.09 : x
  2. Step 2: Convert to fraction form
    49,790.13/74,685.45 = 14,730.09/x
  3. Step 3: Cross multiply
    49,790.13x = 74,685.45 × 14,730.09
  4. Step 4: Simplify right side
    49,790.13x = 1,100,123,400.19
  5. Step 5: Solve for x
    x = 1,100,123,400.19/49,790.13
  6. Step 6: Final answer
    x = 22,095.21

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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.