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Finding the Fourth Proportional to 75,303.88, 112,923.01 and 25,374.67

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Solution

The fourth proportional to 75,303.88, 112,923.01 and 25,374.67 is: 38,050.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.88 : 112,923.01 = 25,374.67 : x
  2. Step 2: Convert to fraction form
    75,303.88/112,923.01 = 25,374.67/x
  3. Step 3: Cross multiply
    75,303.88x = 112,923.01 × 25,374.67
  4. Step 4: Simplify right side
    75,303.88x = 2,865,383,863.57
  5. Step 5: Solve for x
    x = 2,865,383,863.57/75,303.88
  6. Step 6: Final answer
    x = 38,050.95

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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.