Home / 55,564.83-76,660.43-31,674.24

Finding the Fourth Proportional to 55,564.83, 76,660.43 and 31,674.24

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Solution

The fourth proportional to 55,564.83, 76,660.43 and 31,674.24 is: 43,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564.83 : 76,660.43 = 31,674.24 : x
  2. Step 2: Convert to fraction form
    55,564.83/76,660.43 = 31,674.24/x
  3. Step 3: Cross multiply
    55,564.83x = 76,660.43 × 31,674.24
  4. Step 4: Simplify right side
    55,564.83x = 2,428,160,699.95
  5. Step 5: Solve for x
    x = 2,428,160,699.95/55,564.83
  6. Step 6: Final answer
    x = 43,699.60

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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.