Home / 51,222.88-70,659.04-29,998.08

Finding the Fourth Proportional to 51,222.88, 70,659.04 and 29,998.08

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Solution

The fourth proportional to 51,222.88, 70,659.04 and 29,998.08 is: 41,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222.88 : 70,659.04 = 29,998.08 : x
  2. Step 2: Convert to fraction form
    51,222.88/70,659.04 = 29,998.08/x
  3. Step 3: Cross multiply
    51,222.88x = 70,659.04 × 29,998.08
  4. Step 4: Simplify right side
    51,222.88x = 2,119,635,534.64
  5. Step 5: Solve for x
    x = 2,119,635,534.64/51,222.88
  6. Step 6: Final answer
    x = 41,380.64

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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.