Home / 53,109.90-79,646.49-23,548.41

Finding the Fourth Proportional to 53,109.90, 79,646.49 and 23,548.41

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Solution

The fourth proportional to 53,109.90, 79,646.49 and 23,548.41 is: 35,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.90 : 79,646.49 = 23,548.41 : x
  2. Step 2: Convert to fraction form
    53,109.90/79,646.49 = 23,548.41/x
  3. Step 3: Cross multiply
    53,109.90x = 79,646.49 × 23,548.41
  4. Step 4: Simplify right side
    53,109.90x = 1,875,548,201.58
  5. Step 5: Solve for x
    x = 1,875,548,201.58/53,109.90
  6. Step 6: Final answer
    x = 35,314.47

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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.