Home / 154,580.05-231,903.15-47,961.67

Finding the Fourth Proportional to 154,580.05, 231,903.15 and 47,961.67

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Solution

The fourth proportional to 154,580.05, 231,903.15 and 47,961.67 is: 71,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,580.05 : 231,903.15 = 47,961.67 : x
  2. Step 2: Convert to fraction form
    154,580.05/231,903.15 = 47,961.67/x
  3. Step 3: Cross multiply
    154,580.05x = 231,903.15 × 47,961.67
  4. Step 4: Simplify right side
    154,580.05x = 11,122,462,297.25
  5. Step 5: Solve for x
    x = 11,122,462,297.25/154,580.05
  6. Step 6: Final answer
    x = 71,952.77

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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.