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Finding the Fourth Proportional to 21,592.95, 32,398.83 and 7,563.06

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Solution

The fourth proportional to 21,592.95, 32,398.83 and 7,563.06 is: 11,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.95 : 32,398.83 = 7,563.06 : x
  2. Step 2: Convert to fraction form
    21,592.95/32,398.83 = 7,563.06/x
  3. Step 3: Cross multiply
    21,592.95x = 32,398.83 × 7,563.06
  4. Step 4: Simplify right side
    21,592.95x = 245,034,295.22
  5. Step 5: Solve for x
    x = 245,034,295.22/21,592.95
  6. Step 6: Final answer
    x = 11,347.88

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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.