Home / 124,735.98-186,973.28-58,121.18

Finding the Fourth Proportional to 124,735.98, 186,973.28 and 58,121.18

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Solution

The fourth proportional to 124,735.98, 186,973.28 and 58,121.18 is: 87,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,735.98 : 186,973.28 = 58,121.18 : x
  2. Step 2: Convert to fraction form
    124,735.98/186,973.28 = 58,121.18/x
  3. Step 3: Cross multiply
    124,735.98x = 186,973.28 × 58,121.18
  4. Step 4: Simplify right side
    124,735.98x = 10,867,107,662.07
  5. Step 5: Solve for x
    x = 10,867,107,662.07/124,735.98
  6. Step 6: Final answer
    x = 87,120.87

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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.