Home / 305,744.15-458,697.55-106,064.21

Finding the Fourth Proportional to 305,744.15, 458,697.55 and 106,064.21

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Solution

The fourth proportional to 305,744.15, 458,697.55 and 106,064.21 is: 159,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,744.15 : 458,697.55 = 106,064.21 : x
  2. Step 2: Convert to fraction form
    305,744.15/458,697.55 = 106,064.21/x
  3. Step 3: Cross multiply
    305,744.15x = 458,697.55 × 106,064.21
  4. Step 4: Simplify right side
    305,744.15x = 48,651,393,269.69
  5. Step 5: Solve for x
    x = 48,651,393,269.69/305,744.15
  6. Step 6: Final answer
    x = 159,124.53

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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.