Home / 170,339.44-235,016.40-98,705.64

Finding the Fourth Proportional to 170,339.44, 235,016.40 and 98,705.64

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Solution

The fourth proportional to 170,339.44, 235,016.40 and 98,705.64 is: 136,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,339.44 : 235,016.40 = 98,705.64 : x
  2. Step 2: Convert to fraction form
    170,339.44/235,016.40 = 98,705.64/x
  3. Step 3: Cross multiply
    170,339.44x = 235,016.40 × 98,705.64
  4. Step 4: Simplify right side
    170,339.44x = 23,197,444,172.50
  5. Step 5: Solve for x
    x = 23,197,444,172.50/170,339.44
  6. Step 6: Final answer
    x = 136,183.64

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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.