Home / 282,853.21-423,999.56-132,824.94

Finding the Fourth Proportional to 282,853.21, 423,999.56 and 132,824.94

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Solution

The fourth proportional to 282,853.21, 423,999.56 and 132,824.94 is: 199,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,853.21 : 423,999.56 = 132,824.94 : x
  2. Step 2: Convert to fraction form
    282,853.21/423,999.56 = 132,824.94/x
  3. Step 3: Cross multiply
    282,853.21x = 423,999.56 × 132,824.94
  4. Step 4: Simplify right side
    282,853.21x = 56,317,713,332.90
  5. Step 5: Solve for x
    x = 56,317,713,332.90/282,853.21
  6. Step 6: Final answer
    x = 199,105.80

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1.5x scale

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.