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Finding the Fourth Proportional to 9,475.95, 14,214.65 and 7,257.99

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Solution

The fourth proportional to 9,475.95, 14,214.65 and 7,257.99 is: 10,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.95 : 14,214.65 = 7,257.99 : x
  2. Step 2: Convert to fraction form
    9,475.95/14,214.65 = 7,257.99/x
  3. Step 3: Cross multiply
    9,475.95x = 14,214.65 × 7,257.99
  4. Step 4: Simplify right side
    9,475.95x = 103,169,751.26
  5. Step 5: Solve for x
    x = 103,169,751.26/9,475.95
  6. Step 6: Final answer
    x = 10,887.54

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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.