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Finding the Fourth Proportional to 29,328.04, 43,992.06 and 8,553.16

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Solution

The fourth proportional to 29,328.04, 43,992.06 and 8,553.16 is: 12,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.04 : 43,992.06 = 8,553.16 : x
  2. Step 2: Convert to fraction form
    29,328.04/43,992.06 = 8,553.16/x
  3. Step 3: Cross multiply
    29,328.04x = 43,992.06 × 8,553.16
  4. Step 4: Simplify right side
    29,328.04x = 376,271,127.91
  5. Step 5: Solve for x
    x = 376,271,127.91/29,328.04
  6. Step 6: Final answer
    x = 12,829.74

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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.