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Finding the Fourth Proportional to 29,041.00, 40,078.19 and 16,298.21

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Solution

The fourth proportional to 29,041.00, 40,078.19 and 16,298.21 is: 22,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041.00 : 40,078.19 = 16,298.21 : x
  2. Step 2: Convert to fraction form
    29,041.00/40,078.19 = 16,298.21/x
  3. Step 3: Cross multiply
    29,041.00x = 40,078.19 × 16,298.21
  4. Step 4: Simplify right side
    29,041.00x = 653,202,897.98
  5. Step 5: Solve for x
    x = 653,202,897.98/29,041.00
  6. Step 6: Final answer
    x = 22,492.44

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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.