Home / 347,922.99-521,916.36-108,038.25

Finding the Fourth Proportional to 347,922.99, 521,916.36 and 108,038.25

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Solution

The fourth proportional to 347,922.99, 521,916.36 and 108,038.25 is: 162,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,922.99 : 521,916.36 = 108,038.25 : x
  2. Step 2: Convert to fraction form
    347,922.99/521,916.36 = 108,038.25/x
  3. Step 3: Cross multiply
    347,922.99x = 521,916.36 × 108,038.25
  4. Step 4: Simplify right side
    347,922.99x = 56,386,930,180.77
  5. Step 5: Solve for x
    x = 56,386,930,180.77/347,922.99
  6. Step 6: Final answer
    x = 162,067.27

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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.