Home / 133,600.68-184,280.21-85,914.36

Finding the Fourth Proportional to 133,600.68, 184,280.21 and 85,914.36

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Solution

The fourth proportional to 133,600.68, 184,280.21 and 85,914.36 is: 118,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,600.68 : 184,280.21 = 85,914.36 : x
  2. Step 2: Convert to fraction form
    133,600.68/184,280.21 = 85,914.36/x
  3. Step 3: Cross multiply
    133,600.68x = 184,280.21 × 85,914.36
  4. Step 4: Simplify right side
    133,600.68x = 15,832,316,302.82
  5. Step 5: Solve for x
    x = 15,832,316,302.82/133,600.68
  6. Step 6: Final answer
    x = 118,504.76

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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.