Home / 133,357.20-184,057.56-85,670.16

Finding the Fourth Proportional to 133,357.20, 184,057.56 and 85,670.16

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Solution

The fourth proportional to 133,357.20, 184,057.56 and 85,670.16 is: 118,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,357.20 : 184,057.56 = 85,670.16 : x
  2. Step 2: Convert to fraction form
    133,357.20/184,057.56 = 85,670.16/x
  3. Step 3: Cross multiply
    133,357.20x = 184,057.56 × 85,670.16
  4. Step 4: Simplify right side
    133,357.20x = 15,768,240,614.41
  5. Step 5: Solve for x
    x = 15,768,240,614.41/133,357.20
  6. Step 6: Final answer
    x = 118,240.64

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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.