Home / 302,337.20-453,553.80-102,676.40

Finding the Fourth Proportional to 302,337.20, 453,553.80 and 102,676.40

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Solution

The fourth proportional to 302,337.20, 453,553.80 and 102,676.40 is: 154,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,337.20 : 453,553.80 = 102,676.40 : x
  2. Step 2: Convert to fraction form
    302,337.20/453,553.80 = 102,676.40/x
  3. Step 3: Cross multiply
    302,337.20x = 453,553.80 × 102,676.40
  4. Step 4: Simplify right side
    302,337.20x = 46,569,271,390.32
  5. Step 5: Solve for x
    x = 46,569,271,390.32/302,337.20
  6. Step 6: Final answer
    x = 154,030.90

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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.