Home / 154,917.95-232,372.06-85,235.27

Finding the Fourth Proportional to 154,917.95, 232,372.06 and 85,235.27

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Solution

The fourth proportional to 154,917.95, 232,372.06 and 85,235.27 is: 127,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,917.95 : 232,372.06 = 85,235.27 : x
  2. Step 2: Convert to fraction form
    154,917.95/232,372.06 = 85,235.27/x
  3. Step 3: Cross multiply
    154,917.95x = 232,372.06 × 85,235.27
  4. Step 4: Simplify right side
    154,917.95x = 19,806,293,686.52
  5. Step 5: Solve for x
    x = 19,806,293,686.52/154,917.95
  6. Step 6: Final answer
    x = 127,850.22

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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.