Home / 248,579.28-372,931.56-71,101.26

Finding the Fourth Proportional to 248,579.28, 372,931.56 and 71,101.26

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Solution

The fourth proportional to 248,579.28, 372,931.56 and 71,101.26 is: 106,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,579.28 : 372,931.56 = 71,101.26 : x
  2. Step 2: Convert to fraction form
    248,579.28/372,931.56 = 71,101.26/x
  3. Step 3: Cross multiply
    248,579.28x = 372,931.56 × 71,101.26
  4. Step 4: Simplify right side
    248,579.28x = 26,515,903,809.77
  5. Step 5: Solve for x
    x = 26,515,903,809.77/248,579.28
  6. Step 6: Final answer
    x = 106,669.81

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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.