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Finding the Fourth Proportional to 8,835.72, 12,193.98 and 5,060.07

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Solution

The fourth proportional to 8,835.72, 12,193.98 and 5,060.07 is: 6,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.72 : 12,193.98 = 5,060.07 : x
  2. Step 2: Convert to fraction form
    8,835.72/12,193.98 = 5,060.07/x
  3. Step 3: Cross multiply
    8,835.72x = 12,193.98 × 5,060.07
  4. Step 4: Simplify right side
    8,835.72x = 61,702,392.38
  5. Step 5: Solve for x
    x = 61,702,392.38/8,835.72
  6. Step 6: Final answer
    x = 6,983.29

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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.