Home / 525,822.14-788,839.32-166,049.20

Finding the Fourth Proportional to 525,822.14, 788,839.32 and 166,049.20

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Solution

The fourth proportional to 525,822.14, 788,839.32 and 166,049.20 is: 249,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,822.14 : 788,839.32 = 166,049.20 : x
  2. Step 2: Convert to fraction form
    525,822.14/788,839.32 = 166,049.20/x
  3. Step 3: Cross multiply
    525,822.14x = 788,839.32 × 166,049.20
  4. Step 4: Simplify right side
    525,822.14x = 130,986,138,014.54
  5. Step 5: Solve for x
    x = 130,986,138,014.54/525,822.14
  6. Step 6: Final answer
    x = 249,107.31

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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.