Home / 53,200.80-79,736.40-23,587.20

Finding the Fourth Proportional to 53,200.80, 79,736.40 and 23,587.20

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Solution

The fourth proportional to 53,200.80, 79,736.40 and 23,587.20 is: 35,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.80 : 79,736.40 = 23,587.20 : x
  2. Step 2: Convert to fraction form
    53,200.80/79,736.40 = 23,587.20/x
  3. Step 3: Cross multiply
    53,200.80x = 79,736.40 × 23,587.20
  4. Step 4: Simplify right side
    53,200.80x = 1,880,758,414.08
  5. Step 5: Solve for x
    x = 1,880,758,414.08/53,200.80
  6. Step 6: Final answer
    x = 35,352.07

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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.