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Finding the Fourth Proportional to 15,800.06, 23,683.08 and 8,397.06

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Solution

The fourth proportional to 15,800.06, 23,683.08 and 8,397.06 is: 12,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800.06 : 23,683.08 = 8,397.06 : x
  2. Step 2: Convert to fraction form
    15,800.06/23,683.08 = 8,397.06/x
  3. Step 3: Cross multiply
    15,800.06x = 23,683.08 × 8,397.06
  4. Step 4: Simplify right side
    15,800.06x = 198,868,243.74
  5. Step 5: Solve for x
    x = 198,868,243.74/15,800.06
  6. Step 6: Final answer
    x = 12,586.55

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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.