Home / 346,739.29-520,165.86-106,853.23

Finding the Fourth Proportional to 346,739.29, 520,165.86 and 106,853.23

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Solution

The fourth proportional to 346,739.29, 520,165.86 and 106,853.23 is: 160,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,739.29 : 520,165.86 = 106,853.23 : x
  2. Step 2: Convert to fraction form
    346,739.29/520,165.86 = 106,853.23/x
  3. Step 3: Cross multiply
    346,739.29x = 520,165.86 × 106,853.23
  4. Step 4: Simplify right side
    346,739.29x = 55,581,401,063.27
  5. Step 5: Solve for x
    x = 55,581,401,063.27/346,739.29
  6. Step 6: Final answer
    x = 160,297.39

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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.