Home / 183,860.59-253,699.96-103,272.68

Finding the Fourth Proportional to 183,860.59, 253,699.96 and 103,272.68

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Solution

The fourth proportional to 183,860.59, 253,699.96 and 103,272.68 is: 142,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,860.59 : 253,699.96 = 103,272.68 : x
  2. Step 2: Convert to fraction form
    183,860.59/253,699.96 = 103,272.68/x
  3. Step 3: Cross multiply
    183,860.59x = 253,699.96 × 103,272.68
  4. Step 4: Simplify right side
    183,860.59x = 26,200,274,785.09
  5. Step 5: Solve for x
    x = 26,200,274,785.09/183,860.59
  6. Step 6: Final answer
    x = 142,500.77

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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.