Home / 149,599.87-224,283.06-74,682.43

Finding the Fourth Proportional to 149,599.87, 224,283.06 and 74,682.43

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Solution

The fourth proportional to 149,599.87, 224,283.06 and 74,682.43 is: 111,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,599.87 : 224,283.06 = 74,682.43 : x
  2. Step 2: Convert to fraction form
    149,599.87/224,283.06 = 74,682.43/x
  3. Step 3: Cross multiply
    149,599.87x = 224,283.06 × 74,682.43
  4. Step 4: Simplify right side
    149,599.87x = 16,750,003,928.64
  5. Step 5: Solve for x
    x = 16,750,003,928.64/149,599.87
  6. Step 6: Final answer
    x = 111,965.36

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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.