Home / 183,610.33-253,376.20-103,039.12

Finding the Fourth Proportional to 183,610.33, 253,376.20 and 103,039.12

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Solution

The fourth proportional to 183,610.33, 253,376.20 and 103,039.12 is: 142,190.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,610.33 : 253,376.20 = 103,039.12 : x
  2. Step 2: Convert to fraction form
    183,610.33/253,376.20 = 103,039.12/x
  3. Step 3: Cross multiply
    183,610.33x = 253,376.20 × 103,039.12
  4. Step 4: Simplify right side
    183,610.33x = 26,107,661,122.46
  5. Step 5: Solve for x
    x = 26,107,661,122.46/183,610.33
  6. Step 6: Final answer
    x = 142,190.59

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1.5x scale

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.