Home / 114,675.68-172,000.14-30,442.38

Finding the Fourth Proportional to 114,675.68, 172,000.14 and 30,442.38

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Solution

The fourth proportional to 114,675.68, 172,000.14 and 30,442.38 is: 45,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,675.68 : 172,000.14 = 30,442.38 : x
  2. Step 2: Convert to fraction form
    114,675.68/172,000.14 = 30,442.38/x
  3. Step 3: Cross multiply
    114,675.68x = 172,000.14 × 30,442.38
  4. Step 4: Simplify right side
    114,675.68x = 5,236,093,621.93
  5. Step 5: Solve for x
    x = 5,236,093,621.93/114,675.68
  6. Step 6: Final answer
    x = 45,660.02

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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.