Home / 268,383.66-370,365.30-147,522.36

Finding the Fourth Proportional to 268,383.66, 370,365.30 and 147,522.36

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Solution

The fourth proportional to 268,383.66, 370,365.30 and 147,522.36 is: 203,578.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,383.66 : 370,365.30 = 147,522.36 : x
  2. Step 2: Convert to fraction form
    268,383.66/370,365.30 = 147,522.36/x
  3. Step 3: Cross multiply
    268,383.66x = 370,365.30 × 147,522.36
  4. Step 4: Simplify right side
    268,383.66x = 54,637,163,118.11
  5. Step 5: Solve for x
    x = 54,637,163,118.11/268,383.66
  6. Step 6: Final answer
    x = 203,578.58

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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.