Home / 192,542.92-265,790.10-117,117.64

Finding the Fourth Proportional to 192,542.92, 265,790.10 and 117,117.64

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Solution

The fourth proportional to 192,542.92, 265,790.10 and 117,117.64 is: 161,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,542.92 : 265,790.10 = 117,117.64 : x
  2. Step 2: Convert to fraction form
    192,542.92/265,790.10 = 117,117.64/x
  3. Step 3: Cross multiply
    192,542.92x = 265,790.10 × 117,117.64
  4. Step 4: Simplify right side
    192,542.92x = 31,128,709,247.36
  5. Step 5: Solve for x
    x = 31,128,709,247.36/192,542.92
  6. Step 6: Final answer
    x = 161,671.53

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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.