Home / 148,771.59-223,171.55-42,157.77

Finding the Fourth Proportional to 148,771.59, 223,171.55 and 42,157.77

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Solution

The fourth proportional to 148,771.59, 223,171.55 and 42,157.77 is: 63,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,771.59 : 223,171.55 = 42,157.77 : x
  2. Step 2: Convert to fraction form
    148,771.59/223,171.55 = 42,157.77/x
  3. Step 3: Cross multiply
    148,771.59x = 223,171.55 × 42,157.77
  4. Step 4: Simplify right side
    148,771.59x = 9,408,414,664.65
  5. Step 5: Solve for x
    x = 9,408,414,664.65/148,771.59
  6. Step 6: Final answer
    x = 63,240.67

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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.