Home / 133,585.03-184,364.40-76,996.81

Finding the Fourth Proportional to 133,585.03, 184,364.40 and 76,996.81

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Solution

The fourth proportional to 133,585.03, 184,364.40 and 76,996.81 is: 106,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,585.03 : 184,364.40 = 76,996.81 : x
  2. Step 2: Convert to fraction form
    133,585.03/184,364.40 = 76,996.81/x
  3. Step 3: Cross multiply
    133,585.03x = 184,364.40 × 76,996.81
  4. Step 4: Simplify right side
    133,585.03x = 14,195,470,677.56
  5. Step 5: Solve for x
    x = 14,195,470,677.56/133,585.03
  6. Step 6: Final answer
    x = 106,265.43

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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.