Home / 110,231.64-165,420.99-70,817.04

Finding the Fourth Proportional to 110,231.64, 165,420.99 and 70,817.04

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Solution

The fourth proportional to 110,231.64, 165,420.99 and 70,817.04 is: 106,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,231.64 : 165,420.99 = 70,817.04 : x
  2. Step 2: Convert to fraction form
    110,231.64/165,420.99 = 70,817.04/x
  3. Step 3: Cross multiply
    110,231.64x = 165,420.99 × 70,817.04
  4. Step 4: Simplify right side
    110,231.64x = 11,714,624,865.67
  5. Step 5: Solve for x
    x = 11,714,624,865.67/110,231.64
  6. Step 6: Final answer
    x = 106,272.80

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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.