Home / 109,430.37-164,145.74-62,650.89

Finding the Fourth Proportional to 109,430.37, 164,145.74 and 62,650.89

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Solution

The fourth proportional to 109,430.37, 164,145.74 and 62,650.89 is: 93,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,430.37 : 164,145.74 = 62,650.89 : x
  2. Step 2: Convert to fraction form
    109,430.37/164,145.74 = 62,650.89/x
  3. Step 3: Cross multiply
    109,430.37x = 164,145.74 × 62,650.89
  4. Step 4: Simplify right side
    109,430.37x = 10,283,876,387.45
  5. Step 5: Solve for x
    x = 10,283,876,387.45/109,430.37
  6. Step 6: Final answer
    x = 93,976.44

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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.