Home / 235,153.86-324,513.25-127,725.68

Finding the Fourth Proportional to 235,153.86, 324,513.25 and 127,725.68

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Solution

The fourth proportional to 235,153.86, 324,513.25 and 127,725.68 is: 176,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,153.86 : 324,513.25 = 127,725.68 : x
  2. Step 2: Convert to fraction form
    235,153.86/324,513.25 = 127,725.68/x
  3. Step 3: Cross multiply
    235,153.86x = 324,513.25 × 127,725.68
  4. Step 4: Simplify right side
    235,153.86x = 41,448,675,525.26
  5. Step 5: Solve for x
    x = 41,448,675,525.26/235,153.86
  6. Step 6: Final answer
    x = 176,261.94

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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.