Home / 179,859.12-248,235.60-171,887.28

Finding the Fourth Proportional to 179,859.12, 248,235.60 and 171,887.28

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Solution

The fourth proportional to 179,859.12, 248,235.60 and 171,887.28 is: 237,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,859.12 : 248,235.60 = 171,887.28 : x
  2. Step 2: Convert to fraction form
    179,859.12/248,235.60 = 171,887.28/x
  3. Step 3: Cross multiply
    179,859.12x = 248,235.60 × 171,887.28
  4. Step 4: Simplify right side
    179,859.12x = 42,668,542,083.17
  5. Step 5: Solve for x
    x = 42,668,542,083.17/179,859.12
  6. Step 6: Final answer
    x = 237,233.13

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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.