Home / 222,540.19-307,088.54-127,033.90

Finding the Fourth Proportional to 222,540.19, 307,088.54 and 127,033.90

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Solution

The fourth proportional to 222,540.19, 307,088.54 and 127,033.90 is: 175,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,540.19 : 307,088.54 = 127,033.90 : x
  2. Step 2: Convert to fraction form
    222,540.19/307,088.54 = 127,033.90/x
  3. Step 3: Cross multiply
    222,540.19x = 307,088.54 × 127,033.90
  4. Step 4: Simplify right side
    222,540.19x = 39,010,654,881.51
  5. Step 5: Solve for x
    x = 39,010,654,881.51/222,540.19
  6. Step 6: Final answer
    x = 175,297.12

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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.