Home / 74,050.54-111,077.93-29,070.03

Finding the Fourth Proportional to 74,050.54, 111,077.93 and 29,070.03

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Solution

The fourth proportional to 74,050.54, 111,077.93 and 29,070.03 is: 43,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,050.54 : 111,077.93 = 29,070.03 : x
  2. Step 2: Convert to fraction form
    74,050.54/111,077.93 = 29,070.03/x
  3. Step 3: Cross multiply
    74,050.54x = 111,077.93 × 29,070.03
  4. Step 4: Simplify right side
    74,050.54x = 3,229,038,757.44
  5. Step 5: Solve for x
    x = 3,229,038,757.44/74,050.54
  6. Step 6: Final answer
    x = 43,605.88

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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.