Home / 170,029.86-254,823.36-105,961.68

Finding the Fourth Proportional to 170,029.86, 254,823.36 and 105,961.68

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Solution

The fourth proportional to 170,029.86, 254,823.36 and 105,961.68 is: 158,804.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,029.86 : 254,823.36 = 105,961.68 : x
  2. Step 2: Convert to fraction form
    170,029.86/254,823.36 = 105,961.68/x
  3. Step 3: Cross multiply
    170,029.86x = 254,823.36 × 105,961.68
  4. Step 4: Simplify right side
    170,029.86x = 27,001,511,328.84
  5. Step 5: Solve for x
    x = 27,001,511,328.84/170,029.86
  6. Step 6: Final answer
    x = 158,804.53

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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.