Home / 133,232.67-183,653.96-90,718.11

Finding the Fourth Proportional to 133,232.67, 183,653.96 and 90,718.11

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Solution

The fourth proportional to 133,232.67, 183,653.96 and 90,718.11 is: 125,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,232.67 : 183,653.96 = 90,718.11 : x
  2. Step 2: Convert to fraction form
    133,232.67/183,653.96 = 90,718.11/x
  3. Step 3: Cross multiply
    133,232.67x = 183,653.96 × 90,718.11
  4. Step 4: Simplify right side
    133,232.67x = 16,660,739,691.63
  5. Step 5: Solve for x
    x = 16,660,739,691.63/133,232.67
  6. Step 6: Final answer
    x = 125,049.96

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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.