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Finding the Fourth Proportional to 233,758.89, 350,725.80 and 121,368.96

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Solution

The fourth proportional to 233,758.89, 350,725.80 and 121,368.96 is: 182,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,758.89 : 350,725.80 = 121,368.96 : x
  2. Step 2: Convert to fraction form
    233,758.89/350,725.80 = 121,368.96/x
  3. Step 3: Cross multiply
    233,758.89x = 350,725.80 × 121,368.96
  4. Step 4: Simplify right side
    233,758.89x = 42,567,225,591.17
  5. Step 5: Solve for x
    x = 42,567,225,591.17/233,758.89
  6. Step 6: Final answer
    x = 182,098.85

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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.