Home / 133,571.31-184,326.67-76,209.13

Finding the Fourth Proportional to 133,571.31, 184,326.67 and 76,209.13

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Solution

The fourth proportional to 133,571.31, 184,326.67 and 76,209.13 is: 105,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,571.31 : 184,326.67 = 76,209.13 : x
  2. Step 2: Convert to fraction form
    133,571.31/184,326.67 = 76,209.13/x
  3. Step 3: Cross multiply
    133,571.31x = 184,326.67 × 76,209.13
  4. Step 4: Simplify right side
    133,571.31x = 14,047,375,156.50
  5. Step 5: Solve for x
    x = 14,047,375,156.50/133,571.31
  6. Step 6: Final answer
    x = 105,167.61

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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.