Home / 179,712.73-248,003.82-99,140.08

Finding the Fourth Proportional to 179,712.73, 248,003.82 and 99,140.08

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Solution

The fourth proportional to 179,712.73, 248,003.82 and 99,140.08 is: 136,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,712.73 : 248,003.82 = 99,140.08 : x
  2. Step 2: Convert to fraction form
    179,712.73/248,003.82 = 99,140.08/x
  3. Step 3: Cross multiply
    179,712.73x = 248,003.82 × 99,140.08
  4. Step 4: Simplify right side
    179,712.73x = 24,587,118,555.11
  5. Step 5: Solve for x
    x = 24,587,118,555.11/179,712.73
  6. Step 6: Final answer
    x = 136,813.45

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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.