Home / 158,173.50-237,260.24-69,427.78

Finding the Fourth Proportional to 158,173.50, 237,260.24 and 69,427.78

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Solution

The fourth proportional to 158,173.50, 237,260.24 and 69,427.78 is: 104,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,173.50 : 237,260.24 = 69,427.78 : x
  2. Step 2: Convert to fraction form
    158,173.50/237,260.24 = 69,427.78/x
  3. Step 3: Cross multiply
    158,173.50x = 237,260.24 × 69,427.78
  4. Step 4: Simplify right side
    158,173.50x = 16,472,451,745.47
  5. Step 5: Solve for x
    x = 16,472,451,745.47/158,173.50
  6. Step 6: Final answer
    x = 104,141.67

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1.5x scale

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.