Home / 535,038.48-802,559.22-135,679.53

Finding the Fourth Proportional to 535,038.48, 802,559.22 and 135,679.53

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Solution

The fourth proportional to 535,038.48, 802,559.22 and 135,679.53 is: 203,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,038.48 : 802,559.22 = 135,679.53 : x
  2. Step 2: Convert to fraction form
    535,038.48/802,559.22 = 135,679.53/x
  3. Step 3: Cross multiply
    535,038.48x = 802,559.22 × 135,679.53
  4. Step 4: Simplify right side
    535,038.48x = 108,890,857,766.77
  5. Step 5: Solve for x
    x = 108,890,857,766.77/535,038.48
  6. Step 6: Final answer
    x = 203,519.68

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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.