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Finding the Fourth Proportional to 9,440.55, 14,089.01 and 9,059.04

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Solution

The fourth proportional to 9,440.55, 14,089.01 and 9,059.04 is: 13,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.55 : 14,089.01 = 9,059.04 : x
  2. Step 2: Convert to fraction form
    9,440.55/14,089.01 = 9,059.04/x
  3. Step 3: Cross multiply
    9,440.55x = 14,089.01 × 9,059.04
  4. Step 4: Simplify right side
    9,440.55x = 127,632,859.86
  5. Step 5: Solve for x
    x = 127,632,859.86/9,440.55
  6. Step 6: Final answer
    x = 13,519.64

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.