Home / 124,162.56-186,133.68-54,003.60

Finding the Fourth Proportional to 124,162.56, 186,133.68 and 54,003.60

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Solution

The fourth proportional to 124,162.56, 186,133.68 and 54,003.60 is: 80,957.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,162.56 : 186,133.68 = 54,003.60 : x
  2. Step 2: Convert to fraction form
    124,162.56/186,133.68 = 54,003.60/x
  3. Step 3: Cross multiply
    124,162.56x = 186,133.68 × 54,003.60
  4. Step 4: Simplify right side
    124,162.56x = 10,051,888,801.25
  5. Step 5: Solve for x
    x = 10,051,888,801.25/124,162.56
  6. Step 6: Final answer
    x = 80,957.49

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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.