Home / 347,146.44-520,723.98-110,488.20

Finding the Fourth Proportional to 347,146.44, 520,723.98 and 110,488.20

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Solution

The fourth proportional to 347,146.44, 520,723.98 and 110,488.20 is: 165,733.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,146.44 : 520,723.98 = 110,488.20 : x
  2. Step 2: Convert to fraction form
    347,146.44/520,723.98 = 110,488.20/x
  3. Step 3: Cross multiply
    347,146.44x = 520,723.98 × 110,488.20
  4. Step 4: Simplify right side
    347,146.44x = 57,533,855,247.04
  5. Step 5: Solve for x
    x = 57,533,855,247.04/347,146.44
  6. Step 6: Final answer
    x = 165,733.67

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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.