Home / 216,096.60-323,999.10-114,911.40

Finding the Fourth Proportional to 216,096.60, 323,999.10 and 114,911.40

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Solution

The fourth proportional to 216,096.60, 323,999.10 and 114,911.40 is: 172,289.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,096.60 : 323,999.10 = 114,911.40 : x
  2. Step 2: Convert to fraction form
    216,096.60/323,999.10 = 114,911.40/x
  3. Step 3: Cross multiply
    216,096.60x = 323,999.10 × 114,911.40
  4. Step 4: Simplify right side
    216,096.60x = 37,231,190,179.74
  5. Step 5: Solve for x
    x = 37,231,190,179.74/216,096.60
  6. Step 6: Final answer
    x = 172,289.57

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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.