Home / 151,327.80-226,991.70-127,708.20

Finding the Fourth Proportional to 151,327.80, 226,991.70 and 127,708.20

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Solution

The fourth proportional to 151,327.80, 226,991.70 and 127,708.20 is: 191,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,327.80 : 226,991.70 = 127,708.20 : x
  2. Step 2: Convert to fraction form
    151,327.80/226,991.70 = 127,708.20/x
  3. Step 3: Cross multiply
    151,327.80x = 226,991.70 × 127,708.20
  4. Step 4: Simplify right side
    151,327.80x = 28,988,701,421.94
  5. Step 5: Solve for x
    x = 28,988,701,421.94/151,327.80
  6. Step 6: Final answer
    x = 191,562.30

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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.