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Finding the Fourth Proportional to 21,889.08, 32,827.95 and 6,303.06

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Solution

The fourth proportional to 21,889.08, 32,827.95 and 6,303.06 is: 9,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889.08 : 32,827.95 = 6,303.06 : x
  2. Step 2: Convert to fraction form
    21,889.08/32,827.95 = 6,303.06/x
  3. Step 3: Cross multiply
    21,889.08x = 32,827.95 × 6,303.06
  4. Step 4: Simplify right side
    21,889.08x = 206,916,538.53
  5. Step 5: Solve for x
    x = 206,916,538.53/21,889.08
  6. Step 6: Final answer
    x = 9,452.96

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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.