Home / 114,995.39-172,493.69-40,116.15

Finding the Fourth Proportional to 114,995.39, 172,493.69 and 40,116.15

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Solution

The fourth proportional to 114,995.39, 172,493.69 and 40,116.15 is: 60,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,995.39 : 172,493.69 = 40,116.15 : x
  2. Step 2: Convert to fraction form
    114,995.39/172,493.69 = 40,116.15/x
  3. Step 3: Cross multiply
    114,995.39x = 172,493.69 × 40,116.15
  4. Step 4: Simplify right side
    114,995.39x = 6,919,782,541.51
  5. Step 5: Solve for x
    x = 6,919,782,541.51/114,995.39
  6. Step 6: Final answer
    x = 60,174.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.