Home / 168,409.25-232,009.98-117,329.58

Finding the Fourth Proportional to 168,409.25, 232,009.98 and 117,329.58

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Solution

The fourth proportional to 168,409.25, 232,009.98 and 117,329.58 is: 161,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,409.25 : 232,009.98 = 117,329.58 : x
  2. Step 2: Convert to fraction form
    168,409.25/232,009.98 = 117,329.58/x
  3. Step 3: Cross multiply
    168,409.25x = 232,009.98 × 117,329.58
  4. Step 4: Simplify right side
    168,409.25x = 27,221,633,509.21
  5. Step 5: Solve for x
    x = 27,221,633,509.21/168,409.25
  6. Step 6: Final answer
    x = 161,639.78

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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.