Home / 132,604.86-182,995.46-72,175.36

Finding the Fourth Proportional to 132,604.86, 182,995.46 and 72,175.36

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Solution

The fourth proportional to 132,604.86, 182,995.46 and 72,175.36 is: 99,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,604.86 : 182,995.46 = 72,175.36 : x
  2. Step 2: Convert to fraction form
    132,604.86/182,995.46 = 72,175.36/x
  3. Step 3: Cross multiply
    132,604.86x = 182,995.46 × 72,175.36
  4. Step 4: Simplify right side
    132,604.86x = 13,207,763,203.87
  5. Step 5: Solve for x
    x = 13,207,763,203.87/132,604.86
  6. Step 6: Final answer
    x = 99,602.41

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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.