Home / 114,953.36-158,634.60-64,651.28

Finding the Fourth Proportional to 114,953.36, 158,634.60 and 64,651.28

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Solution

The fourth proportional to 114,953.36, 158,634.60 and 64,651.28 is: 89,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,953.36 : 158,634.60 = 64,651.28 : x
  2. Step 2: Convert to fraction form
    114,953.36/158,634.60 = 64,651.28/x
  3. Step 3: Cross multiply
    114,953.36x = 158,634.60 × 64,651.28
  4. Step 4: Simplify right side
    114,953.36x = 10,255,929,942.29
  5. Step 5: Solve for x
    x = 10,255,929,942.29/114,953.36
  6. Step 6: Final answer
    x = 89,218.18

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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.