Home / 215,826.04-323,462.00-103,337.70

Finding the Fourth Proportional to 215,826.04, 323,462.00 and 103,337.70

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Solution

The fourth proportional to 215,826.04, 323,462.00 and 103,337.70 is: 154,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,826.04 : 323,462.00 = 103,337.70 : x
  2. Step 2: Convert to fraction form
    215,826.04/323,462.00 = 103,337.70/x
  3. Step 3: Cross multiply
    215,826.04x = 323,462.00 × 103,337.70
  4. Step 4: Simplify right side
    215,826.04x = 33,425,818,162.76
  5. Step 5: Solve for x
    x = 33,425,818,162.76/215,826.04
  6. Step 6: Final answer
    x = 154,873.89

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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.