Home / 124,309.28-186,626.52-73,800.51

Finding the Fourth Proportional to 124,309.28, 186,626.52 and 73,800.51

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Solution

The fourth proportional to 124,309.28, 186,626.52 and 73,800.51 is: 110,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,309.28 : 186,626.52 = 73,800.51 : x
  2. Step 2: Convert to fraction form
    124,309.28/186,626.52 = 73,800.51/x
  3. Step 3: Cross multiply
    124,309.28x = 186,626.52 × 73,800.51
  4. Step 4: Simplify right side
    124,309.28x = 13,773,132,355.53
  5. Step 5: Solve for x
    x = 13,773,132,355.53/124,309.28
  6. Step 6: Final answer
    x = 110,797.30

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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.