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Finding the Fourth Proportional to 8,000.00, 12,060.92 and 7,436.24

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Solution

The fourth proportional to 8,000.00, 12,060.92 and 7,436.24 is: 11,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.00 : 12,060.92 = 7,436.24 : x
  2. Step 2: Convert to fraction form
    8,000.00/12,060.92 = 7,436.24/x
  3. Step 3: Cross multiply
    8,000.00x = 12,060.92 × 7,436.24
  4. Step 4: Simplify right side
    8,000.00x = 89,687,798.26
  5. Step 5: Solve for x
    x = 89,687,798.26/8,000.00
  6. Step 6: Final answer
    x = 11,210.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.