Home / 151,004.80-226,507.20-72,272.80

Finding the Fourth Proportional to 151,004.80, 226,507.20 and 72,272.80

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Solution

The fourth proportional to 151,004.80, 226,507.20 and 72,272.80 is: 108,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,004.80 : 226,507.20 = 72,272.80 : x
  2. Step 2: Convert to fraction form
    151,004.80/226,507.20 = 72,272.80/x
  3. Step 3: Cross multiply
    151,004.80x = 226,507.20 × 72,272.80
  4. Step 4: Simplify right side
    151,004.80x = 16,370,309,564.16
  5. Step 5: Solve for x
    x = 16,370,309,564.16/151,004.80
  6. Step 6: Final answer
    x = 108,409.20

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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.