Home / 165,525.12-248,180.85-70,817.10

Finding the Fourth Proportional to 165,525.12, 248,180.85 and 70,817.10

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Solution

The fourth proportional to 165,525.12, 248,180.85 and 70,817.10 is: 106,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,525.12 : 248,180.85 = 70,817.10 : x
  2. Step 2: Convert to fraction form
    165,525.12/248,180.85 = 70,817.10/x
  3. Step 3: Cross multiply
    165,525.12x = 248,180.85 × 70,817.10
  4. Step 4: Simplify right side
    165,525.12x = 17,575,448,072.54
  5. Step 5: Solve for x
    x = 17,575,448,072.54/165,525.12
  6. Step 6: Final answer
    x = 106,179.94

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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.