Home / 45,535.86-68,305.32-15,974.28

Finding the Fourth Proportional to 45,535.86, 68,305.32 and 15,974.28

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Solution

The fourth proportional to 45,535.86, 68,305.32 and 15,974.28 is: 23,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,535.86 : 68,305.32 = 15,974.28 : x
  2. Step 2: Convert to fraction form
    45,535.86/68,305.32 = 15,974.28/x
  3. Step 3: Cross multiply
    45,535.86x = 68,305.32 × 15,974.28
  4. Step 4: Simplify right side
    45,535.86x = 1,091,128,307.17
  5. Step 5: Solve for x
    x = 1,091,128,307.17/45,535.86
  6. Step 6: Final answer
    x = 23,961.96

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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.