Home / 177,387.39-265,850.06-72,083.25

Finding the Fourth Proportional to 177,387.39, 265,850.06 and 72,083.25

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Solution

The fourth proportional to 177,387.39, 265,850.06 and 72,083.25 is: 108,030.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,387.39 : 265,850.06 = 72,083.25 : x
  2. Step 2: Convert to fraction form
    177,387.39/265,850.06 = 72,083.25/x
  3. Step 3: Cross multiply
    177,387.39x = 265,850.06 × 72,083.25
  4. Step 4: Simplify right side
    177,387.39x = 19,163,335,977.08
  5. Step 5: Solve for x
    x = 19,163,335,977.08/177,387.39
  6. Step 6: Final answer
    x = 108,030.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.