Home / 257,924.10-386,558.10-124,517.10

Finding the Fourth Proportional to 257,924.10, 386,558.10 and 124,517.10

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Solution

The fourth proportional to 257,924.10, 386,558.10 and 124,517.10 is: 186,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,924.10 : 386,558.10 = 124,517.10 : x
  2. Step 2: Convert to fraction form
    257,924.10/386,558.10 = 124,517.10/x
  3. Step 3: Cross multiply
    257,924.10x = 386,558.10 × 124,517.10
  4. Step 4: Simplify right side
    257,924.10x = 48,133,093,593.51
  5. Step 5: Solve for x
    x = 48,133,093,593.51/257,924.10
  6. Step 6: Final answer
    x = 186,617.28

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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.