Home / 243,662.08-336,324.88-141,711.36

Finding the Fourth Proportional to 243,662.08, 336,324.88 and 141,711.36

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Solution

The fourth proportional to 243,662.08, 336,324.88 and 141,711.36 is: 195,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,662.08 : 336,324.88 = 141,711.36 : x
  2. Step 2: Convert to fraction form
    243,662.08/336,324.88 = 141,711.36/x
  3. Step 3: Cross multiply
    243,662.08x = 336,324.88 × 141,711.36
  4. Step 4: Simplify right side
    243,662.08x = 47,661,056,146.64
  5. Step 5: Solve for x
    x = 47,661,056,146.64/243,662.08
  6. Step 6: Final answer
    x = 195,603.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.