Home / 133,020.44-183,569.28-72,591.56

Finding the Fourth Proportional to 133,020.44, 183,569.28 and 72,591.56

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Solution

The fourth proportional to 133,020.44, 183,569.28 and 72,591.56 is: 100,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,020.44 : 183,569.28 = 72,591.56 : x
  2. Step 2: Convert to fraction form
    133,020.44/183,569.28 = 72,591.56/x
  3. Step 3: Cross multiply
    133,020.44x = 183,569.28 × 72,591.56
  4. Step 4: Simplify right side
    133,020.44x = 13,325,580,403.28
  5. Step 5: Solve for x
    x = 13,325,580,403.28/133,020.44
  6. Step 6: Final answer
    x = 100,176.94

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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.