Home / 124,373.24-186,559.88-30,879

Finding the Fourth Proportional to 124,373.24, 186,559.88 and 30,879

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Solution

The fourth proportional to 124,373.24, 186,559.88 and 30,879 is: 46,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,373.24 : 186,559.88 = 30,879 : x
  2. Step 2: Convert to fraction form
    124,373.24/186,559.88 = 30,879/x
  3. Step 3: Cross multiply
    124,373.24x = 186,559.88 × 30,879
  4. Step 4: Simplify right side
    124,373.24x = 5,760,782,534.52
  5. Step 5: Solve for x
    x = 5,760,782,534.52/124,373.24
  6. Step 6: Final answer
    x = 46,318.50

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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.