Home / 119,460.15-164,817.87-67,768.71

Finding the Fourth Proportional to 119,460.15, 164,817.87 and 67,768.71

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Solution

The fourth proportional to 119,460.15, 164,817.87 and 67,768.71 is: 93,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,460.15 : 164,817.87 = 67,768.71 : x
  2. Step 2: Convert to fraction form
    119,460.15/164,817.87 = 67,768.71/x
  3. Step 3: Cross multiply
    119,460.15x = 164,817.87 × 67,768.71
  4. Step 4: Simplify right side
    119,460.15x = 11,169,494,434.85
  5. Step 5: Solve for x
    x = 11,169,494,434.85/119,460.15
  6. Step 6: Final answer
    x = 93,499.75

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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.