Home / 65,451.15-98,176.74-18,704.01

Finding the Fourth Proportional to 65,451.15, 98,176.74 and 18,704.01

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Solution

The fourth proportional to 65,451.15, 98,176.74 and 18,704.01 is: 28,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,451.15 : 98,176.74 = 18,704.01 : x
  2. Step 2: Convert to fraction form
    65,451.15/98,176.74 = 18,704.01/x
  3. Step 3: Cross multiply
    65,451.15x = 98,176.74 × 18,704.01
  4. Step 4: Simplify right side
    65,451.15x = 1,836,298,726.73
  5. Step 5: Solve for x
    x = 1,836,298,726.73/65,451.15
  6. Step 6: Final answer
    x = 28,056.02

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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.