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Finding the Fourth Proportional to 9,368.67, 14,059.35 and 7,154.40

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Solution

The fourth proportional to 9,368.67, 14,059.35 and 7,154.40 is: 10,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.67 : 14,059.35 = 7,154.40 : x
  2. Step 2: Convert to fraction form
    9,368.67/14,059.35 = 7,154.40/x
  3. Step 3: Cross multiply
    9,368.67x = 14,059.35 × 7,154.40
  4. Step 4: Simplify right side
    9,368.67x = 100,586,213.64
  5. Step 5: Solve for x
    x = 100,586,213.64/9,368.67
  6. Step 6: Final answer
    x = 10,736.45

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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.