Home / 173,064.30-259,569.45-54,764.70

Finding the Fourth Proportional to 173,064.30, 259,569.45 and 54,764.70

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Solution

The fourth proportional to 173,064.30, 259,569.45 and 54,764.70 is: 82,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,064.30 : 259,569.45 = 54,764.70 : x
  2. Step 2: Convert to fraction form
    173,064.30/259,569.45 = 54,764.70/x
  3. Step 3: Cross multiply
    173,064.30x = 259,569.45 × 54,764.70
  4. Step 4: Simplify right side
    173,064.30x = 14,215,243,058.42
  5. Step 5: Solve for x
    x = 14,215,243,058.42/173,064.30
  6. Step 6: Final answer
    x = 82,138.51

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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.