Home / 248,365.10-372,551.07-70,872.06

Finding the Fourth Proportional to 248,365.10, 372,551.07 and 70,872.06

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Solution

The fourth proportional to 248,365.10, 372,551.07 and 70,872.06 is: 106,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,365.10 : 372,551.07 = 70,872.06 : x
  2. Step 2: Convert to fraction form
    248,365.10/372,551.07 = 70,872.06/x
  3. Step 3: Cross multiply
    248,365.10x = 372,551.07 × 70,872.06
  4. Step 4: Simplify right side
    248,365.10x = 26,403,461,786.10
  5. Step 5: Solve for x
    x = 26,403,461,786.10/248,365.10
  6. Step 6: Final answer
    x = 106,309.07

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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.