Home / 133,232.16-199,986.66-89,166.84

Finding the Fourth Proportional to 133,232.16, 199,986.66 and 89,166.84

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Solution

The fourth proportional to 133,232.16, 199,986.66 and 89,166.84 is: 133,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,232.16 : 199,986.66 = 89,166.84 : x
  2. Step 2: Convert to fraction form
    133,232.16/199,986.66 = 89,166.84/x
  3. Step 3: Cross multiply
    133,232.16x = 199,986.66 × 89,166.84
  4. Step 4: Simplify right side
    133,232.16x = 17,832,178,514.35
  5. Step 5: Solve for x
    x = 17,832,178,514.35/133,232.16
  6. Step 6: Final answer
    x = 133,842.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.