Home / 170,215.44-234,879.48-98,618.64

Finding the Fourth Proportional to 170,215.44, 234,879.48 and 98,618.64

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Solution

The fourth proportional to 170,215.44, 234,879.48 and 98,618.64 is: 136,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,215.44 : 234,879.48 = 98,618.64 : x
  2. Step 2: Convert to fraction form
    170,215.44/234,879.48 = 98,618.64/x
  3. Step 3: Cross multiply
    170,215.44x = 234,879.48 × 98,618.64
  4. Step 4: Simplify right side
    170,215.44x = 23,163,494,881.51
  5. Step 5: Solve for x
    x = 23,163,494,881.51/170,215.44
  6. Step 6: Final answer
    x = 136,083.39

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1.5x scale

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.