Home / 302,590.27-453,754.05-102,856.96

Finding the Fourth Proportional to 302,590.27, 453,754.05 and 102,856.96

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Solution

The fourth proportional to 302,590.27, 453,754.05 and 102,856.96 is: 154,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,590.27 : 453,754.05 = 102,856.96 : x
  2. Step 2: Convert to fraction form
    302,590.27/453,754.05 = 102,856.96/x
  3. Step 3: Cross multiply
    302,590.27x = 453,754.05 × 102,856.96
  4. Step 4: Simplify right side
    302,590.27x = 46,671,762,170.69
  5. Step 5: Solve for x
    x = 46,671,762,170.69/302,590.27
  6. Step 6: Final answer
    x = 154,240.79

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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.