Home / 245,101.08-367,682.94-87,345.48

Finding the Fourth Proportional to 245,101.08, 367,682.94 and 87,345.48

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Solution

The fourth proportional to 245,101.08, 367,682.94 and 87,345.48 is: 131,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,101.08 : 367,682.94 = 87,345.48 : x
  2. Step 2: Convert to fraction form
    245,101.08/367,682.94 = 87,345.48/x
  3. Step 3: Cross multiply
    245,101.08x = 367,682.94 × 87,345.48
  4. Step 4: Simplify right side
    245,101.08x = 32,115,442,882.11
  5. Step 5: Solve for x
    x = 32,115,442,882.11/245,101.08
  6. Step 6: Final answer
    x = 131,029.38

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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.