Home / 74,074.60-111,147.27-34,625.98

Finding the Fourth Proportional to 74,074.60, 111,147.27 and 34,625.98

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Solution

The fourth proportional to 74,074.60, 111,147.27 and 34,625.98 is: 51,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,074.60 : 111,147.27 = 34,625.98 : x
  2. Step 2: Convert to fraction form
    74,074.60/111,147.27 = 34,625.98/x
  3. Step 3: Cross multiply
    74,074.60x = 111,147.27 × 34,625.98
  4. Step 4: Simplify right side
    74,074.60x = 3,848,583,148.07
  5. Step 5: Solve for x
    x = 3,848,583,148.07/74,074.60
  6. Step 6: Final answer
    x = 51,955.50

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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.