Home / 104,810.49-144,638.26-57,063.42

Finding the Fourth Proportional to 104,810.49, 144,638.26 and 57,063.42

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Solution

The fourth proportional to 104,810.49, 144,638.26 and 57,063.42 is: 78,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,810.49 : 144,638.26 = 57,063.42 : x
  2. Step 2: Convert to fraction form
    104,810.49/144,638.26 = 57,063.42/x
  3. Step 3: Cross multiply
    104,810.49x = 144,638.26 × 57,063.42
  4. Step 4: Simplify right side
    104,810.49x = 8,253,553,635.79
  5. Step 5: Solve for x
    x = 8,253,553,635.79/104,810.49
  6. Step 6: Final answer
    x = 78,747.40

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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.