Home / 205,022.80-307,534.20-94,214.80

Finding the Fourth Proportional to 205,022.80, 307,534.20 and 94,214.80

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Solution

The fourth proportional to 205,022.80, 307,534.20 and 94,214.80 is: 141,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,022.80 : 307,534.20 = 94,214.80 : x
  2. Step 2: Convert to fraction form
    205,022.80/307,534.20 = 94,214.80/x
  3. Step 3: Cross multiply
    205,022.80x = 307,534.20 × 94,214.80
  4. Step 4: Simplify right side
    205,022.80x = 28,974,273,146.16
  5. Step 5: Solve for x
    x = 28,974,273,146.16/205,022.80
  6. Step 6: Final answer
    x = 141,322.20

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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.