Home / 179,972.58-248,355.42-99,398.36

Finding the Fourth Proportional to 179,972.58, 248,355.42 and 99,398.36

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Solution

The fourth proportional to 179,972.58, 248,355.42 and 99,398.36 is: 137,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,972.58 : 248,355.42 = 99,398.36 : x
  2. Step 2: Convert to fraction form
    179,972.58/248,355.42 = 99,398.36/x
  3. Step 3: Cross multiply
    179,972.58x = 248,355.42 × 99,398.36
  4. Step 4: Simplify right side
    179,972.58x = 24,686,121,445.11
  5. Step 5: Solve for x
    x = 24,686,121,445.11/179,972.58
  6. Step 6: Final answer
    x = 137,166.01

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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.