Home / 156,544.53-215,869.08-133,958.28

Finding the Fourth Proportional to 156,544.53, 215,869.08 and 133,958.28

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Solution

The fourth proportional to 156,544.53, 215,869.08 and 133,958.28 is: 184,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,544.53 : 215,869.08 = 133,958.28 : x
  2. Step 2: Convert to fraction form
    156,544.53/215,869.08 = 133,958.28/x
  3. Step 3: Cross multiply
    156,544.53x = 215,869.08 × 133,958.28
  4. Step 4: Simplify right side
    156,544.53x = 28,917,450,661.98
  5. Step 5: Solve for x
    x = 28,917,450,661.98/156,544.53
  6. Step 6: Final answer
    x = 184,723.48

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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.