Home / 160,634.53-221,681.37-96,959.89

Finding the Fourth Proportional to 160,634.53, 221,681.37 and 96,959.89

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Solution

The fourth proportional to 160,634.53, 221,681.37 and 96,959.89 is: 133,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,634.53 : 221,681.37 = 96,959.89 : x
  2. Step 2: Convert to fraction form
    160,634.53/221,681.37 = 96,959.89/x
  3. Step 3: Cross multiply
    160,634.53x = 221,681.37 × 96,959.89
  4. Step 4: Simplify right side
    160,634.53x = 21,494,201,250.25
  5. Step 5: Solve for x
    x = 21,494,201,250.25/160,634.53
  6. Step 6: Final answer
    x = 133,808.10

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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.