Home / 124,419.53-186,629.43-30,925.28

Finding the Fourth Proportional to 124,419.53, 186,629.43 and 30,925.28

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Solution

The fourth proportional to 124,419.53, 186,629.43 and 30,925.28 is: 46,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,419.53 : 186,629.43 = 30,925.28 : x
  2. Step 2: Convert to fraction form
    124,419.53/186,629.43 = 30,925.28/x
  3. Step 3: Cross multiply
    124,419.53x = 186,629.43 × 30,925.28
  4. Step 4: Simplify right side
    124,419.53x = 5,771,567,845.56
  5. Step 5: Solve for x
    x = 5,771,567,845.56/124,419.53
  6. Step 6: Final answer
    x = 46,387.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.