Home / 45,408.38-68,112.86-15,826.77

Finding the Fourth Proportional to 45,408.38, 68,112.86 and 15,826.77

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Solution

The fourth proportional to 45,408.38, 68,112.86 and 15,826.77 is: 23,740.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,408.38 : 68,112.86 = 15,826.77 : x
  2. Step 2: Convert to fraction form
    45,408.38/68,112.86 = 15,826.77/x
  3. Step 3: Cross multiply
    45,408.38x = 68,112.86 × 15,826.77
  4. Step 4: Simplify right side
    45,408.38x = 1,078,006,490.13
  5. Step 5: Solve for x
    x = 1,078,006,490.13/45,408.38
  6. Step 6: Final answer
    x = 23,740.26

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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.