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Finding the Fourth Proportional to 10,052.60, 15,054.60 and 9,615.20

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Solution

The fourth proportional to 10,052.60, 15,054.60 and 9,615.20 is: 14,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.60 : 15,054.60 = 9,615.20 : x
  2. Step 2: Convert to fraction form
    10,052.60/15,054.60 = 9,615.20/x
  3. Step 3: Cross multiply
    10,052.60x = 15,054.60 × 9,615.20
  4. Step 4: Simplify right side
    10,052.60x = 144,752,989.92
  5. Step 5: Solve for x
    x = 144,752,989.92/10,052.60
  6. Step 6: Final answer
    x = 14,399.56

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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.