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Finding the Fourth Proportional to 25,368.75, 38,053.26 and 6,900.75

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Solution

The fourth proportional to 25,368.75, 38,053.26 and 6,900.75 is: 10,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.75 : 38,053.26 = 6,900.75 : x
  2. Step 2: Convert to fraction form
    25,368.75/38,053.26 = 6,900.75/x
  3. Step 3: Cross multiply
    25,368.75x = 38,053.26 × 6,900.75
  4. Step 4: Simplify right side
    25,368.75x = 262,596,033.95
  5. Step 5: Solve for x
    x = 262,596,033.95/25,368.75
  6. Step 6: Final answer
    x = 10,351.16

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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.