Home / 53,096.45-79,658.51-19,816.79

Finding the Fourth Proportional to 53,096.45, 79,658.51 and 19,816.79

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Solution

The fourth proportional to 53,096.45, 79,658.51 and 19,816.79 is: 29,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,096.45 : 79,658.51 = 19,816.79 : x
  2. Step 2: Convert to fraction form
    53,096.45/79,658.51 = 19,816.79/x
  3. Step 3: Cross multiply
    53,096.45x = 79,658.51 × 19,816.79
  4. Step 4: Simplify right side
    53,096.45x = 1,578,575,467.01
  5. Step 5: Solve for x
    x = 1,578,575,467.01/53,096.45
  6. Step 6: Final answer
    x = 29,730.34

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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.