Home / 105,801.63-158,714.49-38,365.44

Finding the Fourth Proportional to 105,801.63, 158,714.49 and 38,365.44

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Solution

The fourth proportional to 105,801.63, 158,714.49 and 38,365.44 is: 57,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,801.63 : 158,714.49 = 38,365.44 : x
  2. Step 2: Convert to fraction form
    105,801.63/158,714.49 = 38,365.44/x
  3. Step 3: Cross multiply
    105,801.63x = 158,714.49 × 38,365.44
  4. Step 4: Simplify right side
    105,801.63x = 6,089,151,243.23
  5. Step 5: Solve for x
    x = 6,089,151,243.23/105,801.63
  6. Step 6: Final answer
    x = 57,552.53

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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.