Home / 74,362.50-111,532.41-29,977.74

Finding the Fourth Proportional to 74,362.50, 111,532.41 and 29,977.74

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Solution

The fourth proportional to 74,362.50, 111,532.41 and 29,977.74 is: 44,962.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,362.50 : 111,532.41 = 29,977.74 : x
  2. Step 2: Convert to fraction form
    74,362.50/111,532.41 = 29,977.74/x
  3. Step 3: Cross multiply
    74,362.50x = 111,532.41 × 29,977.74
  4. Step 4: Simplify right side
    74,362.50x = 3,343,489,588.55
  5. Step 5: Solve for x
    x = 3,343,489,588.55/74,362.50
  6. Step 6: Final answer
    x = 44,962.04

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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.