Home / 185,170.51-277,712.02-85,268.35

Finding the Fourth Proportional to 185,170.51, 277,712.02 and 85,268.35

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Solution

The fourth proportional to 185,170.51, 277,712.02 and 85,268.35 is: 127,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,170.51 : 277,712.02 = 85,268.35 : x
  2. Step 2: Convert to fraction form
    185,170.51/277,712.02 = 85,268.35/x
  3. Step 3: Cross multiply
    185,170.51x = 277,712.02 × 85,268.35
  4. Step 4: Simplify right side
    185,170.51x = 23,680,045,720.57
  5. Step 5: Solve for x
    x = 23,680,045,720.57/185,170.51
  6. Step 6: Final answer
    x = 127,882.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.