Home / 130,932.12-196,410.87-52,028.67

Finding the Fourth Proportional to 130,932.12, 196,410.87 and 52,028.67

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Solution

The fourth proportional to 130,932.12, 196,410.87 and 52,028.67 is: 78,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,932.12 : 196,410.87 = 52,028.67 : x
  2. Step 2: Convert to fraction form
    130,932.12/196,410.87 = 52,028.67/x
  3. Step 3: Cross multiply
    130,932.12x = 196,410.87 × 52,028.67
  4. Step 4: Simplify right side
    130,932.12x = 10,218,996,339.64
  5. Step 5: Solve for x
    x = 10,218,996,339.64/130,932.12
  6. Step 6: Final answer
    x = 78,048.05

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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.