Home / 53,029.79-79,544.70-15,589.86

Finding the Fourth Proportional to 53,029.79, 79,544.70 and 15,589.86

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Solution

The fourth proportional to 53,029.79, 79,544.70 and 15,589.86 is: 23,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.79 : 79,544.70 = 15,589.86 : x
  2. Step 2: Convert to fraction form
    53,029.79/79,544.70 = 15,589.86/x
  3. Step 3: Cross multiply
    53,029.79x = 79,544.70 × 15,589.86
  4. Step 4: Simplify right side
    53,029.79x = 1,240,090,736.74
  5. Step 5: Solve for x
    x = 1,240,090,736.74/53,029.79
  6. Step 6: Final answer
    x = 23,384.80

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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.