Home / 95,420.98-131,685.06-52,979.50

Finding the Fourth Proportional to 95,420.98, 131,685.06 and 52,979.50

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Solution

The fourth proportional to 95,420.98, 131,685.06 and 52,979.50 is: 73,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.98 : 131,685.06 = 52,979.50 : x
  2. Step 2: Convert to fraction form
    95,420.98/131,685.06 = 52,979.50/x
  3. Step 3: Cross multiply
    95,420.98x = 131,685.06 × 52,979.50
  4. Step 4: Simplify right side
    95,420.98x = 6,976,608,636.27
  5. Step 5: Solve for x
    x = 6,976,608,636.27/95,420.98
  6. Step 6: Final answer
    x = 73,113.99

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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.