Home / 53,096.21-79,658.13-19,816.52

Finding the Fourth Proportional to 53,096.21, 79,658.13 and 19,816.52

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Solution

The fourth proportional to 53,096.21, 79,658.13 and 19,816.52 is: 29,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,096.21 : 79,658.13 = 19,816.52 : x
  2. Step 2: Convert to fraction form
    53,096.21/79,658.13 = 19,816.52/x
  3. Step 3: Cross multiply
    53,096.21x = 79,658.13 × 19,816.52
  4. Step 4: Simplify right side
    53,096.21x = 1,578,547,274.44
  5. Step 5: Solve for x
    x = 1,578,547,274.44/53,096.21
  6. Step 6: Final answer
    x = 29,729.94

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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.