Home / 40,714.73-60,981.86-31,285.34

Finding the Fourth Proportional to 40,714.73, 60,981.86 and 31,285.34

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Solution

The fourth proportional to 40,714.73, 60,981.86 and 31,285.34 is: 46,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,714.73 : 60,981.86 = 31,285.34 : x
  2. Step 2: Convert to fraction form
    40,714.73/60,981.86 = 31,285.34/x
  3. Step 3: Cross multiply
    40,714.73x = 60,981.86 × 31,285.34
  4. Step 4: Simplify right side
    40,714.73x = 1,907,837,919.02
  5. Step 5: Solve for x
    x = 1,907,837,919.02/40,714.73
  6. Step 6: Final answer
    x = 46,858.67

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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.