Home / 133,557.62-184,309.44-73,128.23

Finding the Fourth Proportional to 133,557.62, 184,309.44 and 73,128.23

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Solution

The fourth proportional to 133,557.62, 184,309.44 and 73,128.23 is: 100,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,557.62 : 184,309.44 = 73,128.23 : x
  2. Step 2: Convert to fraction form
    133,557.62/184,309.44 = 73,128.23/x
  3. Step 3: Cross multiply
    133,557.62x = 184,309.44 × 73,128.23
  4. Step 4: Simplify right side
    133,557.62x = 13,478,222,197.94
  5. Step 5: Solve for x
    x = 13,478,222,197.94/133,557.62
  6. Step 6: Final answer
    x = 100,916.91

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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.