Home / 145,436.70-200,699.19-95,134.62

Finding the Fourth Proportional to 145,436.70, 200,699.19 and 95,134.62

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Solution

The fourth proportional to 145,436.70, 200,699.19 and 95,134.62 is: 131,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,436.70 : 200,699.19 = 95,134.62 : x
  2. Step 2: Convert to fraction form
    145,436.70/200,699.19 = 95,134.62/x
  3. Step 3: Cross multiply
    145,436.70x = 200,699.19 × 95,134.62
  4. Step 4: Simplify right side
    145,436.70x = 19,093,441,174.96
  5. Step 5: Solve for x
    x = 19,093,441,174.96/145,436.70
  6. Step 6: Final answer
    x = 131,283.51

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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.