Home / 86,287.98-129,462.93-33,735.18

Finding the Fourth Proportional to 86,287.98, 129,462.93 and 33,735.18

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Solution

The fourth proportional to 86,287.98, 129,462.93 and 33,735.18 is: 50,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,287.98 : 129,462.93 = 33,735.18 : x
  2. Step 2: Convert to fraction form
    86,287.98/129,462.93 = 33,735.18/x
  3. Step 3: Cross multiply
    86,287.98x = 129,462.93 × 33,735.18
  4. Step 4: Simplify right side
    86,287.98x = 4,367,455,246.88
  5. Step 5: Solve for x
    x = 4,367,455,246.88/86,287.98
  6. Step 6: Final answer
    x = 50,614.87

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1.5x scale

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.