Home / 124,634.80-186,952.20-50,762.80

Finding the Fourth Proportional to 124,634.80, 186,952.20 and 50,762.80

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Solution

The fourth proportional to 124,634.80, 186,952.20 and 50,762.80 is: 76,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,634.80 : 186,952.20 = 50,762.80 : x
  2. Step 2: Convert to fraction form
    124,634.80/186,952.20 = 50,762.80/x
  3. Step 3: Cross multiply
    124,634.80x = 186,952.20 × 50,762.80
  4. Step 4: Simplify right side
    124,634.80x = 9,490,217,138.16
  5. Step 5: Solve for x
    x = 9,490,217,138.16/124,634.80
  6. Step 6: Final answer
    x = 76,144.20

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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.