Home / 118,015.88-177,235.23-113,259.16

Finding the Fourth Proportional to 118,015.88, 177,235.23 and 113,259.16

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Solution

The fourth proportional to 118,015.88, 177,235.23 and 113,259.16 is: 170,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,015.88 : 177,235.23 = 113,259.16 : x
  2. Step 2: Convert to fraction form
    118,015.88/177,235.23 = 113,259.16/x
  3. Step 3: Cross multiply
    118,015.88x = 177,235.23 × 113,259.16
  4. Step 4: Simplify right side
    118,015.88x = 20,073,512,386.03
  5. Step 5: Solve for x
    x = 20,073,512,386.03/118,015.88
  6. Step 6: Final answer
    x = 170,091.62

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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.