Home / 220,973.04-304,941.24-120,371.04

Finding the Fourth Proportional to 220,973.04, 304,941.24 and 120,371.04

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Solution

The fourth proportional to 220,973.04, 304,941.24 and 120,371.04 is: 166,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,973.04 : 304,941.24 = 120,371.04 : x
  2. Step 2: Convert to fraction form
    220,973.04/304,941.24 = 120,371.04/x
  3. Step 3: Cross multiply
    220,973.04x = 304,941.24 × 120,371.04
  4. Step 4: Simplify right side
    220,973.04x = 36,706,094,197.69
  5. Step 5: Solve for x
    x = 36,706,094,197.69/220,973.04
  6. Step 6: Final answer
    x = 166,111.19

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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.