Home / 114,756.08-158,360.21-63,767.48

Finding the Fourth Proportional to 114,756.08, 158,360.21 and 63,767.48

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Solution

The fourth proportional to 114,756.08, 158,360.21 and 63,767.48 is: 87,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,756.08 : 158,360.21 = 63,767.48 : x
  2. Step 2: Convert to fraction form
    114,756.08/158,360.21 = 63,767.48/x
  3. Step 3: Cross multiply
    114,756.08x = 158,360.21 × 63,767.48
  4. Step 4: Simplify right side
    114,756.08x = 10,098,231,601.03
  5. Step 5: Solve for x
    x = 10,098,231,601.03/114,756.08
  6. Step 6: Final answer
    x = 87,997.36

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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.