Home / 350,387.20-525,764.40-160,904.80

Finding the Fourth Proportional to 350,387.20, 525,764.40 and 160,904.80

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Solution

The fourth proportional to 350,387.20, 525,764.40 and 160,904.80 is: 241,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,387.20 : 525,764.40 = 160,904.80 : x
  2. Step 2: Convert to fraction form
    350,387.20/525,764.40 = 160,904.80/x
  3. Step 3: Cross multiply
    350,387.20x = 525,764.40 × 160,904.80
  4. Step 4: Simplify right side
    350,387.20x = 84,598,015,629.12
  5. Step 5: Solve for x
    x = 84,598,015,629.12/350,387.20
  6. Step 6: Final answer
    x = 241,441.51

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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.