Home / 302,372.10-453,558.15-102,744.90

Finding the Fourth Proportional to 302,372.10, 453,558.15 and 102,744.90

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Solution

The fourth proportional to 302,372.10, 453,558.15 and 102,744.90 is: 154,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,372.10 : 453,558.15 = 102,744.90 : x
  2. Step 2: Convert to fraction form
    302,372.10/453,558.15 = 102,744.90/x
  3. Step 3: Cross multiply
    302,372.10x = 453,558.15 × 102,744.90
  4. Step 4: Simplify right side
    302,372.10x = 46,600,786,765.94
  5. Step 5: Solve for x
    x = 46,600,786,765.94/302,372.10
  6. Step 6: Final answer
    x = 154,117.35

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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.