Home / 53,116.20-79,703.10-23,538.60

Finding the Fourth Proportional to 53,116.20, 79,703.10 and 23,538.60

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Solution

The fourth proportional to 53,116.20, 79,703.10 and 23,538.60 is: 35,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,116.20 : 79,703.10 = 23,538.60 : x
  2. Step 2: Convert to fraction form
    53,116.20/79,703.10 = 23,538.60/x
  3. Step 3: Cross multiply
    53,116.20x = 79,703.10 × 23,538.60
  4. Step 4: Simplify right side
    53,116.20x = 1,876,099,389.66
  5. Step 5: Solve for x
    x = 1,876,099,389.66/53,116.20
  6. Step 6: Final answer
    x = 35,320.66

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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.