Home / 133,557.78-184,302.66-73,116.84

Finding the Fourth Proportional to 133,557.78, 184,302.66 and 73,116.84

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Solution

The fourth proportional to 133,557.78, 184,302.66 and 73,116.84 is: 100,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,557.78 : 184,302.66 = 73,116.84 : x
  2. Step 2: Convert to fraction form
    133,557.78/184,302.66 = 73,116.84/x
  3. Step 3: Cross multiply
    133,557.78x = 184,302.66 × 73,116.84
  4. Step 4: Simplify right side
    133,557.78x = 13,475,628,102.79
  5. Step 5: Solve for x
    x = 13,475,628,102.79/133,557.78
  6. Step 6: Final answer
    x = 100,897.37

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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.