Home / 186,249.02-279,324.32-53,136.86

Finding the Fourth Proportional to 186,249.02, 279,324.32 and 53,136.86

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Solution

The fourth proportional to 186,249.02, 279,324.32 and 53,136.86 is: 79,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,249.02 : 279,324.32 = 53,136.86 : x
  2. Step 2: Convert to fraction form
    186,249.02/279,324.32 = 53,136.86/x
  3. Step 3: Cross multiply
    186,249.02x = 279,324.32 × 53,136.86
  4. Step 4: Simplify right side
    186,249.02x = 14,842,415,624.13
  5. Step 5: Solve for x
    x = 14,842,415,624.13/186,249.02
  6. Step 6: Final answer
    x = 79,691.24

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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.