Home / 199,495.35-299,240.10-92,819.61

Finding the Fourth Proportional to 199,495.35, 299,240.10 and 92,819.61

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Solution

The fourth proportional to 199,495.35, 299,240.10 and 92,819.61 is: 139,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,495.35 : 299,240.10 = 92,819.61 : x
  2. Step 2: Convert to fraction form
    199,495.35/299,240.10 = 92,819.61/x
  3. Step 3: Cross multiply
    199,495.35x = 299,240.10 × 92,819.61
  4. Step 4: Simplify right side
    199,495.35x = 27,775,349,378.36
  5. Step 5: Solve for x
    x = 27,775,349,378.36/199,495.35
  6. Step 6: Final answer
    x = 139,228.05

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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.