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Finding the Fourth Proportional to 14,908.60, 22,365.60 and 7,494.40

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Solution

The fourth proportional to 14,908.60, 22,365.60 and 7,494.40 is: 11,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.60 : 22,365.60 = 7,494.40 : x
  2. Step 2: Convert to fraction form
    14,908.60/22,365.60 = 7,494.40/x
  3. Step 3: Cross multiply
    14,908.60x = 22,365.60 × 7,494.40
  4. Step 4: Simplify right side
    14,908.60x = 167,616,752.64
  5. Step 5: Solve for x
    x = 167,616,752.64/14,908.60
  6. Step 6: Final answer
    x = 11,242.96

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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.