Home / 109,546.61-164,313.76-38,472.52

Finding the Fourth Proportional to 109,546.61, 164,313.76 and 38,472.52

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Solution

The fourth proportional to 109,546.61, 164,313.76 and 38,472.52 is: 57,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,546.61 : 164,313.76 = 38,472.52 : x
  2. Step 2: Convert to fraction form
    109,546.61/164,313.76 = 38,472.52/x
  3. Step 3: Cross multiply
    109,546.61x = 164,313.76 × 38,472.52
  4. Step 4: Simplify right side
    109,546.61x = 6,321,564,417.88
  5. Step 5: Solve for x
    x = 6,321,564,417.88/109,546.61
  6. Step 6: Final answer
    x = 57,706.62

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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.