Home / 248,003.10-372,004.65-159,429.60

Finding the Fourth Proportional to 248,003.10, 372,004.65 and 159,429.60

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Solution

The fourth proportional to 248,003.10, 372,004.65 and 159,429.60 is: 239,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,003.10 : 372,004.65 = 159,429.60 : x
  2. Step 2: Convert to fraction form
    248,003.10/372,004.65 = 159,429.60/x
  3. Step 3: Cross multiply
    248,003.10x = 372,004.65 × 159,429.60
  4. Step 4: Simplify right side
    248,003.10x = 59,308,552,547.64
  5. Step 5: Solve for x
    x = 59,308,552,547.64/248,003.10
  6. Step 6: Final answer
    x = 239,144.40

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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.