Home / 65,738.20-98,623.88-18,353.25

Finding the Fourth Proportional to 65,738.20, 98,623.88 and 18,353.25

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Solution

The fourth proportional to 65,738.20, 98,623.88 and 18,353.25 is: 27,534.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,738.20 : 98,623.88 = 18,353.25 : x
  2. Step 2: Convert to fraction form
    65,738.20/98,623.88 = 18,353.25/x
  3. Step 3: Cross multiply
    65,738.20x = 98,623.88 × 18,353.25
  4. Step 4: Simplify right side
    65,738.20x = 1,810,068,725.61
  5. Step 5: Solve for x
    x = 1,810,068,725.61/65,738.20
  6. Step 6: Final answer
    x = 27,534.50

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1.5x scale

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.