Home / 86,538.18-129,751.47-33,952.98

Finding the Fourth Proportional to 86,538.18, 129,751.47 and 33,952.98

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Solution

The fourth proportional to 86,538.18, 129,751.47 and 33,952.98 is: 50,907.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538.18 : 129,751.47 = 33,952.98 : x
  2. Step 2: Convert to fraction form
    86,538.18/129,751.47 = 33,952.98/x
  3. Step 3: Cross multiply
    86,538.18x = 129,751.47 × 33,952.98
  4. Step 4: Simplify right side
    86,538.18x = 4,405,449,065.88
  5. Step 5: Solve for x
    x = 4,405,449,065.88/86,538.18
  6. Step 6: Final answer
    x = 50,907.58

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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.