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Finding the Fourth Proportional to 21,594.22, 29,800.95 and 12,034.12

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Solution

The fourth proportional to 21,594.22, 29,800.95 and 12,034.12 is: 16,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.22 : 29,800.95 = 12,034.12 : x
  2. Step 2: Convert to fraction form
    21,594.22/29,800.95 = 12,034.12/x
  3. Step 3: Cross multiply
    21,594.22x = 29,800.95 × 12,034.12
  4. Step 4: Simplify right side
    21,594.22x = 358,628,321.15
  5. Step 5: Solve for x
    x = 358,628,321.15/21,594.22
  6. Step 6: Final answer
    x = 16,607.60

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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.