Home / 351,299.28-527,032.76-114,642.40

Finding the Fourth Proportional to 351,299.28, 527,032.76 and 114,642.40

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Solution

The fourth proportional to 351,299.28, 527,032.76 and 114,642.40 is: 171,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,299.28 : 527,032.76 = 114,642.40 : x
  2. Step 2: Convert to fraction form
    351,299.28/527,032.76 = 114,642.40/x
  3. Step 3: Cross multiply
    351,299.28x = 527,032.76 × 114,642.40
  4. Step 4: Simplify right side
    351,299.28x = 60,420,300,485.02
  5. Step 5: Solve for x
    x = 60,420,300,485.02/351,299.28
  6. Step 6: Final answer
    x = 171,990.96

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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.