Home / 133,933.59-184,844.30-77,343.75

Finding the Fourth Proportional to 133,933.59, 184,844.30 and 77,343.75

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Solution

The fourth proportional to 133,933.59, 184,844.30 and 77,343.75 is: 106,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,933.59 : 184,844.30 = 77,343.75 : x
  2. Step 2: Convert to fraction form
    133,933.59/184,844.30 = 77,343.75/x
  3. Step 3: Cross multiply
    133,933.59x = 184,844.30 × 77,343.75
  4. Step 4: Simplify right side
    133,933.59x = 14,296,550,941.41
  5. Step 5: Solve for x
    x = 14,296,550,941.41/133,933.59
  6. Step 6: Final answer
    x = 106,743.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.