Home / 193,087.36-289,630.45-48,992.90

Finding the Fourth Proportional to 193,087.36, 289,630.45 and 48,992.90

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Solution

The fourth proportional to 193,087.36, 289,630.45 and 48,992.90 is: 73,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,087.36 : 289,630.45 = 48,992.90 : x
  2. Step 2: Convert to fraction form
    193,087.36/289,630.45 = 48,992.90/x
  3. Step 3: Cross multiply
    193,087.36x = 289,630.45 × 48,992.90
  4. Step 4: Simplify right side
    193,087.36x = 14,189,834,771.41
  5. Step 5: Solve for x
    x = 14,189,834,771.41/193,087.36
  6. Step 6: Final answer
    x = 73,489.20

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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.