Home / 156,940.10-234,872.55-94,655.30

Finding the Fourth Proportional to 156,940.10, 234,872.55 and 94,655.30

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Solution

The fourth proportional to 156,940.10, 234,872.55 and 94,655.30 is: 141,658.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,940.10 : 234,872.55 = 94,655.30 : x
  2. Step 2: Convert to fraction form
    156,940.10/234,872.55 = 94,655.30/x
  3. Step 3: Cross multiply
    156,940.10x = 234,872.55 × 94,655.30
  4. Step 4: Simplify right side
    156,940.10x = 22,231,931,682.02
  5. Step 5: Solve for x
    x = 22,231,931,682.02/156,940.10
  6. Step 6: Final answer
    x = 141,658.71

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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.