Home / 248,128.99-372,346.57-114,984.43

Finding the Fourth Proportional to 248,128.99, 372,346.57 and 114,984.43

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Solution

The fourth proportional to 248,128.99, 372,346.57 and 114,984.43 is: 172,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,128.99 : 372,346.57 = 114,984.43 : x
  2. Step 2: Convert to fraction form
    248,128.99/372,346.57 = 114,984.43/x
  3. Step 3: Cross multiply
    248,128.99x = 372,346.57 × 114,984.43
  4. Step 4: Simplify right side
    248,128.99x = 42,814,057,326.77
  5. Step 5: Solve for x
    x = 42,814,057,326.77/248,128.99
  6. Step 6: Final answer
    x = 172,547.58

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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.