Home / 168,268.07-232,512.34-127,911.77

Finding the Fourth Proportional to 168,268.07, 232,512.34 and 127,911.77

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Solution

The fourth proportional to 168,268.07, 232,512.34 and 127,911.77 is: 176,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,268.07 : 232,512.34 = 127,911.77 : x
  2. Step 2: Convert to fraction form
    168,268.07/232,512.34 = 127,911.77/x
  3. Step 3: Cross multiply
    168,268.07x = 232,512.34 × 127,911.77
  4. Step 4: Simplify right side
    168,268.07x = 29,741,064,373.00
  5. Step 5: Solve for x
    x = 29,741,064,373.00/168,268.07
  6. Step 6: Final answer
    x = 176,748.11

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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.