Home / 53,331.65-80,012.31-23,340.55

Finding the Fourth Proportional to 53,331.65, 80,012.31 and 23,340.55

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Solution

The fourth proportional to 53,331.65, 80,012.31 and 23,340.55 is: 35,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,331.65 : 80,012.31 = 23,340.55 : x
  2. Step 2: Convert to fraction form
    53,331.65/80,012.31 = 23,340.55/x
  3. Step 3: Cross multiply
    53,331.65x = 80,012.31 × 23,340.55
  4. Step 4: Simplify right side
    53,331.65x = 1,867,530,922.11
  5. Step 5: Solve for x
    x = 1,867,530,922.11/53,331.65
  6. Step 6: Final answer
    x = 35,017.31

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1.5x scale

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.