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Finding the Fourth Proportional to 53,765.66, 80,587.66 and 27,069.23

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Solution

The fourth proportional to 53,765.66, 80,587.66 and 27,069.23 is: 40,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.66 : 80,587.66 = 27,069.23 : x
  2. Step 2: Convert to fraction form
    53,765.66/80,587.66 = 27,069.23/x
  3. Step 3: Cross multiply
    53,765.66x = 80,587.66 × 27,069.23
  4. Step 4: Simplify right side
    53,765.66x = 2,181,445,903.70
  5. Step 5: Solve for x
    x = 2,181,445,903.70/53,765.66
  6. Step 6: Final answer
    x = 40,573.22

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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.