Home / 183,708.54-253,532.43-103,141.35

Finding the Fourth Proportional to 183,708.54, 253,532.43 and 103,141.35

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Solution

The fourth proportional to 183,708.54, 253,532.43 and 103,141.35 is: 142,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,708.54 : 253,532.43 = 103,141.35 : x
  2. Step 2: Convert to fraction form
    183,708.54/253,532.43 = 103,141.35/x
  3. Step 3: Cross multiply
    183,708.54x = 253,532.43 × 103,141.35
  4. Step 4: Simplify right side
    183,708.54x = 26,149,677,098.98
  5. Step 5: Solve for x
    x = 26,149,677,098.98/183,708.54
  6. Step 6: Final answer
    x = 142,343.29

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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.