Home / 307,466.13-460,765.66-145,187.03

Finding the Fourth Proportional to 307,466.13, 460,765.66 and 145,187.03

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Solution

The fourth proportional to 307,466.13, 460,765.66 and 145,187.03 is: 217,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,466.13 : 460,765.66 = 145,187.03 : x
  2. Step 2: Convert to fraction form
    307,466.13/460,765.66 = 145,187.03/x
  3. Step 3: Cross multiply
    307,466.13x = 460,765.66 × 145,187.03
  4. Step 4: Simplify right side
    307,466.13x = 66,897,195,397.56
  5. Step 5: Solve for x
    x = 66,897,195,397.56/307,466.13
  6. Step 6: Final answer
    x = 217,575.82

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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.