Home / 146,491.68-202,162.50-82,839

Finding the Fourth Proportional to 146,491.68, 202,162.50 and 82,839

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Solution

The fourth proportional to 146,491.68, 202,162.50 and 82,839 is: 114,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,491.68 : 202,162.50 = 82,839 : x
  2. Step 2: Convert to fraction form
    146,491.68/202,162.50 = 82,839/x
  3. Step 3: Cross multiply
    146,491.68x = 202,162.50 × 82,839
  4. Step 4: Simplify right side
    146,491.68x = 16,746,939,337.50
  5. Step 5: Solve for x
    x = 16,746,939,337.50/146,491.68
  6. Step 6: Final answer
    x = 114,320.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.