Home / 255,421.06-352,481.14-148,053.36

Finding the Fourth Proportional to 255,421.06, 352,481.14 and 148,053.36

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Solution

The fourth proportional to 255,421.06, 352,481.14 and 148,053.36 is: 204,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,421.06 : 352,481.14 = 148,053.36 : x
  2. Step 2: Convert to fraction form
    255,421.06/352,481.14 = 148,053.36/x
  3. Step 3: Cross multiply
    255,421.06x = 352,481.14 × 148,053.36
  4. Step 4: Simplify right side
    255,421.06x = 52,186,018,620.50
  5. Step 5: Solve for x
    x = 52,186,018,620.50/255,421.06
  6. Step 6: Final answer
    x = 204,313.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.