Home / 193,014.24-289,658.16-87,846.72

Finding the Fourth Proportional to 193,014.24, 289,658.16 and 87,846.72

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Solution

The fourth proportional to 193,014.24, 289,658.16 and 87,846.72 is: 131,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,014.24 : 289,658.16 = 87,846.72 : x
  2. Step 2: Convert to fraction form
    193,014.24/289,658.16 = 87,846.72/x
  3. Step 3: Cross multiply
    193,014.24x = 289,658.16 × 87,846.72
  4. Step 4: Simplify right side
    193,014.24x = 25,445,519,277.24
  5. Step 5: Solve for x
    x = 25,445,519,277.24/193,014.24
  6. Step 6: Final answer
    x = 131,832.34

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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.