Home / 147,898.24-204,198.09-87,488.28

Finding the Fourth Proportional to 147,898.24, 204,198.09 and 87,488.28

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Solution

The fourth proportional to 147,898.24, 204,198.09 and 87,488.28 is: 120,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,898.24 : 204,198.09 = 87,488.28 : x
  2. Step 2: Convert to fraction form
    147,898.24/204,198.09 = 87,488.28/x
  3. Step 3: Cross multiply
    147,898.24x = 204,198.09 × 87,488.28
  4. Step 4: Simplify right side
    147,898.24x = 17,864,939,673.39
  5. Step 5: Solve for x
    x = 17,864,939,673.39/147,898.24
  6. Step 6: Final answer
    x = 120,792.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.