Home / 119,018.20-164,245.09-68,032.02

Finding the Fourth Proportional to 119,018.20, 164,245.09 and 68,032.02

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Solution

The fourth proportional to 119,018.20, 164,245.09 and 68,032.02 is: 93,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,018.20 : 164,245.09 = 68,032.02 : x
  2. Step 2: Convert to fraction form
    119,018.20/164,245.09 = 68,032.02/x
  3. Step 3: Cross multiply
    119,018.20x = 164,245.09 × 68,032.02
  4. Step 4: Simplify right side
    119,018.20x = 11,173,925,247.78
  5. Step 5: Solve for x
    x = 11,173,925,247.78/119,018.20
  6. Step 6: Final answer
    x = 93,884.17

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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.