Home / 114,935.36-158,609.76-64,633.28

Finding the Fourth Proportional to 114,935.36, 158,609.76 and 64,633.28

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Solution

The fourth proportional to 114,935.36, 158,609.76 and 64,633.28 is: 89,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,935.36 : 158,609.76 = 64,633.28 : x
  2. Step 2: Convert to fraction form
    114,935.36/158,609.76 = 64,633.28/x
  3. Step 3: Cross multiply
    114,935.36x = 158,609.76 × 64,633.28
  4. Step 4: Simplify right side
    114,935.36x = 10,251,469,028.81
  5. Step 5: Solve for x
    x = 10,251,469,028.81/114,935.36
  6. Step 6: Final answer
    x = 89,193.34

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1.5x scale

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.