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Finding the Fourth Proportional to 9,953.22, 14,933.07 and 4,759.50

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Solution

The fourth proportional to 9,953.22, 14,933.07 and 4,759.50 is: 7,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.22 : 14,933.07 = 4,759.50 : x
  2. Step 2: Convert to fraction form
    9,953.22/14,933.07 = 4,759.50/x
  3. Step 3: Cross multiply
    9,953.22x = 14,933.07 × 4,759.50
  4. Step 4: Simplify right side
    9,953.22x = 71,073,946.67
  5. Step 5: Solve for x
    x = 71,073,946.67/9,953.22
  6. Step 6: Final answer
    x = 7,140.80

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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.