Home / 170,013.78-234,611.64-93,528.06

Finding the Fourth Proportional to 170,013.78, 234,611.64 and 93,528.06

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Solution

The fourth proportional to 170,013.78, 234,611.64 and 93,528.06 is: 129,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,013.78 : 234,611.64 = 93,528.06 : x
  2. Step 2: Convert to fraction form
    170,013.78/234,611.64 = 93,528.06/x
  3. Step 3: Cross multiply
    170,013.78x = 234,611.64 × 93,528.06
  4. Step 4: Simplify right side
    170,013.78x = 21,942,771,542.62
  5. Step 5: Solve for x
    x = 21,942,771,542.62/170,013.78
  6. Step 6: Final answer
    x = 129,064.66

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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.