Home / 277,332.04-415,181.58-171,811.72

Finding the Fourth Proportional to 277,332.04, 415,181.58 and 171,811.72

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Solution

The fourth proportional to 277,332.04, 415,181.58 and 171,811.72 is: 257,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,332.04 : 415,181.58 = 171,811.72 : x
  2. Step 2: Convert to fraction form
    277,332.04/415,181.58 = 171,811.72/x
  3. Step 3: Cross multiply
    277,332.04x = 415,181.58 × 171,811.72
  4. Step 4: Simplify right side
    277,332.04x = 71,333,061,372.12
  5. Step 5: Solve for x
    x = 71,333,061,372.12/277,332.04
  6. Step 6: Final answer
    x = 257,211.76

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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.