Home / 133,051.32-199,610.10-39,554.52

Finding the Fourth Proportional to 133,051.32, 199,610.10 and 39,554.52

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Solution

The fourth proportional to 133,051.32, 199,610.10 and 39,554.52 is: 59,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,051.32 : 199,610.10 = 39,554.52 : x
  2. Step 2: Convert to fraction form
    133,051.32/199,610.10 = 39,554.52/x
  3. Step 3: Cross multiply
    133,051.32x = 199,610.10 × 39,554.52
  4. Step 4: Simplify right side
    133,051.32x = 7,895,481,692.65
  5. Step 5: Solve for x
    x = 7,895,481,692.65/133,051.32
  6. Step 6: Final answer
    x = 59,341.63

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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.