Home / 133,938.75-184,829.54-73,509.51

Finding the Fourth Proportional to 133,938.75, 184,829.54 and 73,509.51

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Solution

The fourth proportional to 133,938.75, 184,829.54 and 73,509.51 is: 101,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,938.75 : 184,829.54 = 73,509.51 : x
  2. Step 2: Convert to fraction form
    133,938.75/184,829.54 = 73,509.51/x
  3. Step 3: Cross multiply
    133,938.75x = 184,829.54 × 73,509.51
  4. Step 4: Simplify right side
    133,938.75x = 13,586,728,551.38
  5. Step 5: Solve for x
    x = 13,586,728,551.38/133,938.75
  6. Step 6: Final answer
    x = 101,439.86

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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.