Home / 332,136.40-498,204.60-121,856.35

Finding the Fourth Proportional to 332,136.40, 498,204.60 and 121,856.35

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Solution

The fourth proportional to 332,136.40, 498,204.60 and 121,856.35 is: 182,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,136.40 : 498,204.60 = 121,856.35 : x
  2. Step 2: Convert to fraction form
    332,136.40/498,204.60 = 121,856.35/x
  3. Step 3: Cross multiply
    332,136.40x = 498,204.60 × 121,856.35
  4. Step 4: Simplify right side
    332,136.40x = 60,709,394,109.21
  5. Step 5: Solve for x
    x = 60,709,394,109.21/332,136.40
  6. Step 6: Final answer
    x = 182,784.53

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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.