Home / 74,060.70-111,088.55-29,675.54

Finding the Fourth Proportional to 74,060.70, 111,088.55 and 29,675.54

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Solution

The fourth proportional to 74,060.70, 111,088.55 and 29,675.54 is: 44,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,060.70 : 111,088.55 = 29,675.54 : x
  2. Step 2: Convert to fraction form
    74,060.70/111,088.55 = 29,675.54/x
  3. Step 3: Cross multiply
    74,060.70x = 111,088.55 × 29,675.54
  4. Step 4: Simplify right side
    74,060.70x = 3,296,612,005.25
  5. Step 5: Solve for x
    x = 3,296,612,005.25/74,060.70
  6. Step 6: Final answer
    x = 44,512.30

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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.