Home / 114,927.86-172,358.11-44,790.42

Finding the Fourth Proportional to 114,927.86, 172,358.11 and 44,790.42

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Solution

The fourth proportional to 114,927.86, 172,358.11 and 44,790.42 is: 67,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,927.86 : 172,358.11 = 44,790.42 : x
  2. Step 2: Convert to fraction form
    114,927.86/172,358.11 = 44,790.42/x
  3. Step 3: Cross multiply
    114,927.86x = 172,358.11 × 44,790.42
  4. Step 4: Simplify right side
    114,927.86x = 7,719,992,137.31
  5. Step 5: Solve for x
    x = 7,719,992,137.31/114,927.86
  6. Step 6: Final answer
    x = 67,172.50

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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.