Home / 58,828.50-81,183.96-31,971.01

Finding the Fourth Proportional to 58,828.50, 81,183.96 and 31,971.01

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Solution

The fourth proportional to 58,828.50, 81,183.96 and 31,971.01 is: 44,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,828.50 : 81,183.96 = 31,971.01 : x
  2. Step 2: Convert to fraction form
    58,828.50/81,183.96 = 31,971.01/x
  3. Step 3: Cross multiply
    58,828.50x = 81,183.96 × 31,971.01
  4. Step 4: Simplify right side
    58,828.50x = 2,595,533,409.17
  5. Step 5: Solve for x
    x = 2,595,533,409.17/58,828.50
  6. Step 6: Final answer
    x = 44,120.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.