Home / 53,115.90-79,655.49-23,554.41

Finding the Fourth Proportional to 53,115.90, 79,655.49 and 23,554.41

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Solution

The fourth proportional to 53,115.90, 79,655.49 and 23,554.41 is: 35,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.90 : 79,655.49 = 23,554.41 : x
  2. Step 2: Convert to fraction form
    53,115.90/79,655.49 = 23,554.41/x
  3. Step 3: Cross multiply
    53,115.90x = 79,655.49 × 23,554.41
  4. Step 4: Simplify right side
    53,115.90x = 1,876,238,070.21
  5. Step 5: Solve for x
    x = 1,876,238,070.21/53,115.90
  6. Step 6: Final answer
    x = 35,323.47

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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.