Home / 49,664.74-74,403.23-38,439.29

Finding the Fourth Proportional to 49,664.74, 74,403.23 and 38,439.29

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Solution

The fourth proportional to 49,664.74, 74,403.23 and 38,439.29 is: 57,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,664.74 : 74,403.23 = 38,439.29 : x
  2. Step 2: Convert to fraction form
    49,664.74/74,403.23 = 38,439.29/x
  3. Step 3: Cross multiply
    49,664.74x = 74,403.23 × 38,439.29
  4. Step 4: Simplify right side
    49,664.74x = 2,860,006,962.89
  5. Step 5: Solve for x
    x = 2,860,006,962.89/49,664.74
  6. Step 6: Final answer
    x = 57,586.27

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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.