Home / 109,623.60-163,960.30-64,537.52

Finding the Fourth Proportional to 109,623.60, 163,960.30 and 64,537.52

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Solution

The fourth proportional to 109,623.60, 163,960.30 and 64,537.52 is: 96,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,623.60 : 163,960.30 = 64,537.52 : x
  2. Step 2: Convert to fraction form
    109,623.60/163,960.30 = 64,537.52/x
  3. Step 3: Cross multiply
    109,623.60x = 163,960.30 × 64,537.52
  4. Step 4: Simplify right side
    109,623.60x = 10,581,589,997.97
  5. Step 5: Solve for x
    x = 10,581,589,997.97/109,623.60
  6. Step 6: Final answer
    x = 96,526.57

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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.