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Finding the Fourth Proportional to 15,900.62, 23,848.63 and 5,368.73

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Solution

The fourth proportional to 15,900.62, 23,848.63 and 5,368.73 is: 8,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.62 : 23,848.63 = 5,368.73 : x
  2. Step 2: Convert to fraction form
    15,900.62/23,848.63 = 5,368.73/x
  3. Step 3: Cross multiply
    15,900.62x = 23,848.63 × 5,368.73
  4. Step 4: Simplify right side
    15,900.62x = 128,036,722.67
  5. Step 5: Solve for x
    x = 128,036,722.67/15,900.62
  6. Step 6: Final answer
    x = 8,052.31

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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.