Home / 170,618.22-235,405.88-110,191.40

Finding the Fourth Proportional to 170,618.22, 235,405.88 and 110,191.40

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Solution

The fourth proportional to 170,618.22, 235,405.88 and 110,191.40 is: 152,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,618.22 : 235,405.88 = 110,191.40 : x
  2. Step 2: Convert to fraction form
    170,618.22/235,405.88 = 110,191.40/x
  3. Step 3: Cross multiply
    170,618.22x = 235,405.88 × 110,191.40
  4. Step 4: Simplify right side
    170,618.22x = 25,939,703,485.43
  5. Step 5: Solve for x
    x = 25,939,703,485.43/170,618.22
  6. Step 6: Final answer
    x = 152,033.61

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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.