Home / 131,752.92-181,817.96-71,322.33

Finding the Fourth Proportional to 131,752.92, 181,817.96 and 71,322.33

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Solution

The fourth proportional to 131,752.92, 181,817.96 and 71,322.33 is: 98,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,752.92 : 181,817.96 = 71,322.33 : x
  2. Step 2: Convert to fraction form
    131,752.92/181,817.96 = 71,322.33/x
  3. Step 3: Cross multiply
    131,752.92x = 181,817.96 × 71,322.33
  4. Step 4: Simplify right side
    131,752.92x = 12,967,680,186.44
  5. Step 5: Solve for x
    x = 12,967,680,186.44/131,752.92
  6. Step 6: Final answer
    x = 98,424.23

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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.