Home / 134,229.24-201,499.40-72,021.24

Finding the Fourth Proportional to 134,229.24, 201,499.40 and 72,021.24

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Solution

The fourth proportional to 134,229.24, 201,499.40 and 72,021.24 is: 108,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229.24 : 201,499.40 = 72,021.24 : x
  2. Step 2: Convert to fraction form
    134,229.24/201,499.40 = 72,021.24/x
  3. Step 3: Cross multiply
    134,229.24x = 201,499.40 × 72,021.24
  4. Step 4: Simplify right side
    134,229.24x = 14,512,236,647.26
  5. Step 5: Solve for x
    x = 14,512,236,647.26/134,229.24
  6. Step 6: Final answer
    x = 108,115.32

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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.