Home / 356,226.10-534,295.07-131,581.56

Finding the Fourth Proportional to 356,226.10, 534,295.07 and 131,581.56

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Solution

The fourth proportional to 356,226.10, 534,295.07 and 131,581.56 is: 197,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,226.10 : 534,295.07 = 131,581.56 : x
  2. Step 2: Convert to fraction form
    356,226.10/534,295.07 = 131,581.56/x
  3. Step 3: Cross multiply
    356,226.10x = 534,295.07 × 131,581.56
  4. Step 4: Simplify right side
    356,226.10x = 70,303,378,810.91
  5. Step 5: Solve for x
    x = 70,303,378,810.91/356,226.10
  6. Step 6: Final answer
    x = 197,356.06

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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.