Home / 202,749.45-304,170.36-107,929.67

Finding the Fourth Proportional to 202,749.45, 304,170.36 and 107,929.67

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Solution

The fourth proportional to 202,749.45, 304,170.36 and 107,929.67 is: 161,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,749.45 : 304,170.36 = 107,929.67 : x
  2. Step 2: Convert to fraction form
    202,749.45/304,170.36 = 107,929.67/x
  3. Step 3: Cross multiply
    202,749.45x = 304,170.36 × 107,929.67
  4. Step 4: Simplify right side
    202,749.45x = 32,829,005,057.73
  5. Step 5: Solve for x
    x = 32,829,005,057.73/202,749.45
  6. Step 6: Final answer
    x = 161,919.08

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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.