Home / 74,181.36-111,300.48-44,620.14

Finding the Fourth Proportional to 74,181.36, 111,300.48 and 44,620.14

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Solution

The fourth proportional to 74,181.36, 111,300.48 and 44,620.14 is: 66,947.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,181.36 : 111,300.48 = 44,620.14 : x
  2. Step 2: Convert to fraction form
    74,181.36/111,300.48 = 44,620.14/x
  3. Step 3: Cross multiply
    74,181.36x = 111,300.48 × 44,620.14
  4. Step 4: Simplify right side
    74,181.36x = 4,966,242,999.67
  5. Step 5: Solve for x
    x = 4,966,242,999.67/74,181.36
  6. Step 6: Final answer
    x = 66,947.32

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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.