Home / 572,635.35-858,734.33-173,143.35

Finding the Fourth Proportional to 572,635.35, 858,734.33 and 173,143.35

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Solution

The fourth proportional to 572,635.35, 858,734.33 and 173,143.35 is: 259,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,635.35 : 858,734.33 = 173,143.35 : x
  2. Step 2: Convert to fraction form
    572,635.35/858,734.33 = 173,143.35/x
  3. Step 3: Cross multiply
    572,635.35x = 858,734.33 × 173,143.35
  4. Step 4: Simplify right side
    572,635.35x = 148,684,137,790.49
  5. Step 5: Solve for x
    x = 148,684,137,790.49/572,635.35
  6. Step 6: Final answer
    x = 259,648.90

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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.