Home / 134,301.30-201,208.95-106,404.90

Finding the Fourth Proportional to 134,301.30, 201,208.95 and 106,404.90

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Solution

The fourth proportional to 134,301.30, 201,208.95 and 106,404.90 is: 159,414.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,301.30 : 201,208.95 = 106,404.90 : x
  2. Step 2: Convert to fraction form
    134,301.30/201,208.95 = 106,404.90/x
  3. Step 3: Cross multiply
    134,301.30x = 201,208.95 × 106,404.90
  4. Step 4: Simplify right side
    134,301.30x = 21,409,618,203.86
  5. Step 5: Solve for x
    x = 21,409,618,203.86/134,301.30
  6. Step 6: Final answer
    x = 159,414.82

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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.