Home / 235,178.64-324,541.08-127,746.27

Finding the Fourth Proportional to 235,178.64, 324,541.08 and 127,746.27

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Solution

The fourth proportional to 235,178.64, 324,541.08 and 127,746.27 is: 176,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,178.64 : 324,541.08 = 127,746.27 : x
  2. Step 2: Convert to fraction form
    235,178.64/324,541.08 = 127,746.27/x
  3. Step 3: Cross multiply
    235,178.64x = 324,541.08 × 127,746.27
  4. Step 4: Simplify right side
    235,178.64x = 41,458,912,431.77
  5. Step 5: Solve for x
    x = 41,458,912,431.77/235,178.64
  6. Step 6: Final answer
    x = 176,286.90

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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.