Home / 133,505.32-184,278.36-76,954.36

Finding the Fourth Proportional to 133,505.32, 184,278.36 and 76,954.36

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Solution

The fourth proportional to 133,505.32, 184,278.36 and 76,954.36 is: 106,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,505.32 : 184,278.36 = 76,954.36 : x
  2. Step 2: Convert to fraction form
    133,505.32/184,278.36 = 76,954.36/x
  3. Step 3: Cross multiply
    133,505.32x = 184,278.36 × 76,954.36
  4. Step 4: Simplify right side
    133,505.32x = 14,181,023,255.65
  5. Step 5: Solve for x
    x = 14,181,023,255.65/133,505.32
  6. Step 6: Final answer
    x = 106,220.66

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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.