Home / 74,456.34-111,692.67-32,307.45

Finding the Fourth Proportional to 74,456.34, 111,692.67 and 32,307.45

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Solution

The fourth proportional to 74,456.34, 111,692.67 and 32,307.45 is: 48,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,456.34 : 111,692.67 = 32,307.45 : x
  2. Step 2: Convert to fraction form
    74,456.34/111,692.67 = 32,307.45/x
  3. Step 3: Cross multiply
    74,456.34x = 111,692.67 × 32,307.45
  4. Step 4: Simplify right side
    74,456.34x = 3,608,505,351.39
  5. Step 5: Solve for x
    x = 3,608,505,351.39/74,456.34
  6. Step 6: Final answer
    x = 48,464.72

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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.