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Finding the Fourth Proportional to 9,448.77, 14,162.42 and 7,353.30

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Solution

The fourth proportional to 9,448.77, 14,162.42 and 7,353.30 is: 11,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.77 : 14,162.42 = 7,353.30 : x
  2. Step 2: Convert to fraction form
    9,448.77/14,162.42 = 7,353.30/x
  3. Step 3: Cross multiply
    9,448.77x = 14,162.42 × 7,353.30
  4. Step 4: Simplify right side
    9,448.77x = 104,140,541.37
  5. Step 5: Solve for x
    x = 104,140,541.37/9,448.77
  6. Step 6: Final answer
    x = 11,021.60

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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.