Home / 45,408.12-68,106.66-15,823.50

Finding the Fourth Proportional to 45,408.12, 68,106.66 and 15,823.50

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Solution

The fourth proportional to 45,408.12, 68,106.66 and 15,823.50 is: 23,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,408.12 : 68,106.66 = 15,823.50 : x
  2. Step 2: Convert to fraction form
    45,408.12/68,106.66 = 15,823.50/x
  3. Step 3: Cross multiply
    45,408.12x = 68,106.66 × 15,823.50
  4. Step 4: Simplify right side
    45,408.12x = 1,077,685,734.51
  5. Step 5: Solve for x
    x = 1,077,685,734.51/45,408.12
  6. Step 6: Final answer
    x = 23,733.33

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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.