Home / 49,890-74,847.33-14,829.51

Finding the Fourth Proportional to 49,890, 74,847.33 and 14,829.51

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Solution

The fourth proportional to 49,890, 74,847.33 and 14,829.51 is: 22,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890 : 74,847.33 = 14,829.51 : x
  2. Step 2: Convert to fraction form
    49,890/74,847.33 = 14,829.51/x
  3. Step 3: Cross multiply
    49,890x = 74,847.33 × 14,829.51
  4. Step 4: Simplify right side
    49,890x = 1,109,949,228.71
  5. Step 5: Solve for x
    x = 1,109,949,228.71/49,890
  6. Step 6: Final answer
    x = 22,247.93

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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.