Home / 165,461.32-248,230.86-71,993.80

Finding the Fourth Proportional to 165,461.32, 248,230.86 and 71,993.80

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Solution

The fourth proportional to 165,461.32, 248,230.86 and 71,993.80 is: 108,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,461.32 : 248,230.86 = 71,993.80 : x
  2. Step 2: Convert to fraction form
    165,461.32/248,230.86 = 71,993.80/x
  3. Step 3: Cross multiply
    165,461.32x = 248,230.86 × 71,993.80
  4. Step 4: Simplify right side
    165,461.32x = 17,871,082,888.67
  5. Step 5: Solve for x
    x = 17,871,082,888.67/165,461.32
  6. Step 6: Final answer
    x = 108,007.62

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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.