Home / 114,726.44-158,305.38-64,415.72

Finding the Fourth Proportional to 114,726.44, 158,305.38 and 64,415.72

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Solution

The fourth proportional to 114,726.44, 158,305.38 and 64,415.72 is: 88,884.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,726.44 : 158,305.38 = 64,415.72 : x
  2. Step 2: Convert to fraction form
    114,726.44/158,305.38 = 64,415.72/x
  3. Step 3: Cross multiply
    114,726.44x = 158,305.38 × 64,415.72
  4. Step 4: Simplify right side
    114,726.44x = 10,197,355,032.57
  5. Step 5: Solve for x
    x = 10,197,355,032.57/114,726.44
  6. Step 6: Final answer
    x = 88,884.09

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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.