Home / 60,786.24-83,929.45-39,288.71

Finding the Fourth Proportional to 60,786.24, 83,929.45 and 39,288.71

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Solution

The fourth proportional to 60,786.24, 83,929.45 and 39,288.71 is: 54,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,786.24 : 83,929.45 = 39,288.71 : x
  2. Step 2: Convert to fraction form
    60,786.24/83,929.45 = 39,288.71/x
  3. Step 3: Cross multiply
    60,786.24x = 83,929.45 × 39,288.71
  4. Step 4: Simplify right side
    60,786.24x = 3,297,479,303.64
  5. Step 5: Solve for x
    x = 3,297,479,303.64/60,786.24
  6. Step 6: Final answer
    x = 54,247.13

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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.