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Finding the Fourth Proportional to 15,594.96, 21,523.49 and 9,932.19

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Solution

The fourth proportional to 15,594.96, 21,523.49 and 9,932.19 is: 13,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.96 : 21,523.49 = 9,932.19 : x
  2. Step 2: Convert to fraction form
    15,594.96/21,523.49 = 9,932.19/x
  3. Step 3: Cross multiply
    15,594.96x = 21,523.49 × 9,932.19
  4. Step 4: Simplify right side
    15,594.96x = 213,775,342.48
  5. Step 5: Solve for x
    x = 213,775,342.48/15,594.96
  6. Step 6: Final answer
    x = 13,707.98

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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.