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Finding the Fourth Proportional to 7,193.88, 9,927.74 and 4,050.18

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Solution

The fourth proportional to 7,193.88, 9,927.74 and 4,050.18 is: 5,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.88 : 9,927.74 = 4,050.18 : x
  2. Step 2: Convert to fraction form
    7,193.88/9,927.74 = 4,050.18/x
  3. Step 3: Cross multiply
    7,193.88x = 9,927.74 × 4,050.18
  4. Step 4: Simplify right side
    7,193.88x = 40,209,133.99
  5. Step 5: Solve for x
    x = 40,209,133.99/7,193.88
  6. Step 6: Final answer
    x = 5,589.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.