Home / 239,795.95-330,918.47-132,366.04

Finding the Fourth Proportional to 239,795.95, 330,918.47 and 132,366.04

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Solution

The fourth proportional to 239,795.95, 330,918.47 and 132,366.04 is: 182,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,795.95 : 330,918.47 = 132,366.04 : x
  2. Step 2: Convert to fraction form
    239,795.95/330,918.47 = 132,366.04/x
  3. Step 3: Cross multiply
    239,795.95x = 330,918.47 × 132,366.04
  4. Step 4: Simplify right side
    239,795.95x = 43,802,367,436.76
  5. Step 5: Solve for x
    x = 43,802,367,436.76/239,795.95
  6. Step 6: Final answer
    x = 182,665.17

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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.