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Finding the Fourth Proportional to 38,693.80, 53,381.03 and 23,584.37

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Solution

The fourth proportional to 38,693.80, 53,381.03 and 23,584.37 is: 32,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,693.80 : 53,381.03 = 23,584.37 : x
  2. Step 2: Convert to fraction form
    38,693.80/53,381.03 = 23,584.37/x
  3. Step 3: Cross multiply
    38,693.80x = 53,381.03 × 23,584.37
  4. Step 4: Simplify right side
    38,693.80x = 1,258,957,577.67
  5. Step 5: Solve for x
    x = 1,258,957,577.67/38,693.80
  6. Step 6: Final answer
    x = 32,536.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.