Home / 109,085.40-163,336.50-62,273.88

Finding the Fourth Proportional to 109,085.40, 163,336.50 and 62,273.88

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Solution

The fourth proportional to 109,085.40, 163,336.50 and 62,273.88 is: 93,244.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,085.40 : 163,336.50 = 62,273.88 : x
  2. Step 2: Convert to fraction form
    109,085.40/163,336.50 = 62,273.88/x
  3. Step 3: Cross multiply
    109,085.40x = 163,336.50 × 62,273.88
  4. Step 4: Simplify right side
    109,085.40x = 10,171,597,600.62
  5. Step 5: Solve for x
    x = 10,171,597,600.62/109,085.40
  6. Step 6: Final answer
    x = 93,244.35

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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.