Home / 114,656.81-158,221.07-63,672.77

Finding the Fourth Proportional to 114,656.81, 158,221.07 and 63,672.77

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Solution

The fourth proportional to 114,656.81, 158,221.07 and 63,672.77 is: 87,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,656.81 : 158,221.07 = 63,672.77 : x
  2. Step 2: Convert to fraction form
    114,656.81/158,221.07 = 63,672.77/x
  3. Step 3: Cross multiply
    114,656.81x = 158,221.07 × 63,672.77
  4. Step 4: Simplify right side
    114,656.81x = 10,074,374,115.23
  5. Step 5: Solve for x
    x = 10,074,374,115.23/114,656.81
  6. Step 6: Final answer
    x = 87,865.47

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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.