Home / 55,566.34-76,680.76-31,693.42

Finding the Fourth Proportional to 55,566.34, 76,680.76 and 31,693.42

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Solution

The fourth proportional to 55,566.34, 76,680.76 and 31,693.42 is: 43,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.34 : 76,680.76 = 31,693.42 : x
  2. Step 2: Convert to fraction form
    55,566.34/76,680.76 = 31,693.42/x
  3. Step 3: Cross multiply
    55,566.34x = 76,680.76 × 31,693.42
  4. Step 4: Simplify right side
    55,566.34x = 2,430,275,532.60
  5. Step 5: Solve for x
    x = 2,430,275,532.60/55,566.34
  6. Step 6: Final answer
    x = 43,736.47

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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.