Home / 109,344.24-164,032.68-34,456.50

Finding the Fourth Proportional to 109,344.24, 164,032.68 and 34,456.50

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Solution

The fourth proportional to 109,344.24, 164,032.68 and 34,456.50 is: 51,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,344.24 : 164,032.68 = 34,456.50 : x
  2. Step 2: Convert to fraction form
    109,344.24/164,032.68 = 34,456.50/x
  3. Step 3: Cross multiply
    109,344.24x = 164,032.68 × 34,456.50
  4. Step 4: Simplify right side
    109,344.24x = 5,651,992,038.42
  5. Step 5: Solve for x
    x = 5,651,992,038.42/109,344.24
  6. Step 6: Final answer
    x = 51,689.89

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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.