Home / 115,016.25-158,698.53-67,260.36

Finding the Fourth Proportional to 115,016.25, 158,698.53 and 67,260.36

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Solution

The fourth proportional to 115,016.25, 158,698.53 and 67,260.36 is: 92,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,016.25 : 158,698.53 = 67,260.36 : x
  2. Step 2: Convert to fraction form
    115,016.25/158,698.53 = 67,260.36/x
  3. Step 3: Cross multiply
    115,016.25x = 158,698.53 × 67,260.36
  4. Step 4: Simplify right side
    115,016.25x = 10,674,120,259.27
  5. Step 5: Solve for x
    x = 10,674,120,259.27/115,016.25
  6. Step 6: Final answer
    x = 92,805.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.