Home / 119,509.49-164,951.15-68,521.29

Finding the Fourth Proportional to 119,509.49, 164,951.15 and 68,521.29

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Solution

The fourth proportional to 119,509.49, 164,951.15 and 68,521.29 is: 94,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,509.49 : 164,951.15 = 68,521.29 : x
  2. Step 2: Convert to fraction form
    119,509.49/164,951.15 = 68,521.29/x
  3. Step 3: Cross multiply
    119,509.49x = 164,951.15 × 68,521.29
  4. Step 4: Simplify right side
    119,509.49x = 11,302,665,584.98
  5. Step 5: Solve for x
    x = 11,302,665,584.98/119,509.49
  6. Step 6: Final answer
    x = 94,575.46

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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.