Home / 133,440.68-184,270.58-85,777.04

Finding the Fourth Proportional to 133,440.68, 184,270.58 and 85,777.04

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Solution

The fourth proportional to 133,440.68, 184,270.58 and 85,777.04 is: 118,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,440.68 : 184,270.58 = 85,777.04 : x
  2. Step 2: Convert to fraction form
    133,440.68/184,270.58 = 85,777.04/x
  3. Step 3: Cross multiply
    133,440.68x = 184,270.58 × 85,777.04
  4. Step 4: Simplify right side
    133,440.68x = 15,806,184,911.48
  5. Step 5: Solve for x
    x = 15,806,184,911.48/133,440.68
  6. Step 6: Final answer
    x = 118,451.02

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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.