Home / 350,435.20-525,836.40-160,952.80

Finding the Fourth Proportional to 350,435.20, 525,836.40 and 160,952.80

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Solution

The fourth proportional to 350,435.20, 525,836.40 and 160,952.80 is: 241,513.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,435.20 : 525,836.40 = 160,952.80 : x
  2. Step 2: Convert to fraction form
    350,435.20/525,836.40 = 160,952.80/x
  3. Step 3: Cross multiply
    350,435.20x = 525,836.40 × 160,952.80
  4. Step 4: Simplify right side
    350,435.20x = 84,634,840,921.92
  5. Step 5: Solve for x
    x = 84,634,840,921.92/350,435.20
  6. Step 6: Final answer
    x = 241,513.53

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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.