Home / 66,093.30-99,074.81-42,333.37

Finding the Fourth Proportional to 66,093.30, 99,074.81 and 42,333.37

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Solution

The fourth proportional to 66,093.30, 99,074.81 and 42,333.37 is: 63,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,093.30 : 99,074.81 = 42,333.37 : x
  2. Step 2: Convert to fraction form
    66,093.30/99,074.81 = 42,333.37/x
  3. Step 3: Cross multiply
    66,093.30x = 99,074.81 × 42,333.37
  4. Step 4: Simplify right side
    66,093.30x = 4,194,170,447.56
  5. Step 5: Solve for x
    x = 4,194,170,447.56/66,093.30
  6. Step 6: Final answer
    x = 63,458.33

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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.