Home / 307,551.20-461,240.40-97,253.60

Finding the Fourth Proportional to 307,551.20, 461,240.40 and 97,253.60

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Solution

The fourth proportional to 307,551.20, 461,240.40 and 97,253.60 is: 145,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,551.20 : 461,240.40 = 97,253.60 : x
  2. Step 2: Convert to fraction form
    307,551.20/461,240.40 = 97,253.60/x
  3. Step 3: Cross multiply
    307,551.20x = 461,240.40 × 97,253.60
  4. Step 4: Simplify right side
    307,551.20x = 44,857,289,365.44
  5. Step 5: Solve for x
    x = 44,857,289,365.44/307,551.20
  6. Step 6: Final answer
    x = 145,853.08

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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.