Home / 86,565.96-129,907.26-33,969.24

Finding the Fourth Proportional to 86,565.96, 129,907.26 and 33,969.24

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Solution

The fourth proportional to 86,565.96, 129,907.26 and 33,969.24 is: 50,976.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,565.96 : 129,907.26 = 33,969.24 : x
  2. Step 2: Convert to fraction form
    86,565.96/129,907.26 = 33,969.24/x
  3. Step 3: Cross multiply
    86,565.96x = 129,907.26 × 33,969.24
  4. Step 4: Simplify right side
    86,565.96x = 4,412,850,892.68
  5. Step 5: Solve for x
    x = 4,412,850,892.68/86,565.96
  6. Step 6: Final answer
    x = 50,976.75

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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.