Home / 134,817.93-186,015.60-82,416.69

Finding the Fourth Proportional to 134,817.93, 186,015.60 and 82,416.69

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Solution

The fourth proportional to 134,817.93, 186,015.60 and 82,416.69 is: 113,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,817.93 : 186,015.60 = 82,416.69 : x
  2. Step 2: Convert to fraction form
    134,817.93/186,015.60 = 82,416.69/x
  3. Step 3: Cross multiply
    134,817.93x = 186,015.60 × 82,416.69
  4. Step 4: Simplify right side
    134,817.93x = 15,330,790,040.36
  5. Step 5: Solve for x
    x = 15,330,790,040.36/134,817.93
  6. Step 6: Final answer
    x = 113,714.77

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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.