Home / 95,628.12-131,953.98-53,178.48

Finding the Fourth Proportional to 95,628.12, 131,953.98 and 53,178.48

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Solution

The fourth proportional to 95,628.12, 131,953.98 and 53,178.48 is: 73,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,628.12 : 131,953.98 = 53,178.48 : x
  2. Step 2: Convert to fraction form
    95,628.12/131,953.98 = 53,178.48/x
  3. Step 3: Cross multiply
    95,628.12x = 131,953.98 × 53,178.48
  4. Step 4: Simplify right side
    95,628.12x = 7,017,112,086.35
  5. Step 5: Solve for x
    x = 7,017,112,086.35/95,628.12
  6. Step 6: Final answer
    x = 73,379.17

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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.