Home / 55,201.64-76,178.58-30,051.08

Finding the Fourth Proportional to 55,201.64, 76,178.58 and 30,051.08

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Solution

The fourth proportional to 55,201.64, 76,178.58 and 30,051.08 is: 41,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.64 : 76,178.58 = 30,051.08 : x
  2. Step 2: Convert to fraction form
    55,201.64/76,178.58 = 30,051.08/x
  3. Step 3: Cross multiply
    55,201.64x = 76,178.58 × 30,051.08
  4. Step 4: Simplify right side
    55,201.64x = 2,289,248,601.87
  5. Step 5: Solve for x
    x = 2,289,248,601.87/55,201.64
  6. Step 6: Final answer
    x = 41,470.66

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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.