Home / 110,119.24-151,977.30-103,363.48

Finding the Fourth Proportional to 110,119.24, 151,977.30 and 103,363.48

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Solution

The fourth proportional to 110,119.24, 151,977.30 and 103,363.48 is: 142,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,119.24 : 151,977.30 = 103,363.48 : x
  2. Step 2: Convert to fraction form
    110,119.24/151,977.30 = 103,363.48/x
  3. Step 3: Cross multiply
    110,119.24x = 151,977.30 × 103,363.48
  4. Step 4: Simplify right side
    110,119.24x = 15,708,902,609.00
  5. Step 5: Solve for x
    x = 15,708,902,609.00/110,119.24
  6. Step 6: Final answer
    x = 142,653.57

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1.5x scale

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.