Home / 268,170.14-369,968.92-172,732.30

Finding the Fourth Proportional to 268,170.14, 369,968.92 and 172,732.30

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Solution

The fourth proportional to 268,170.14, 369,968.92 and 172,732.30 is: 238,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,170.14 : 369,968.92 = 172,732.30 : x
  2. Step 2: Convert to fraction form
    268,170.14/369,968.92 = 172,732.30/x
  3. Step 3: Cross multiply
    268,170.14x = 369,968.92 × 172,732.30
  4. Step 4: Simplify right side
    268,170.14x = 63,905,581,123.36
  5. Step 5: Solve for x
    x = 63,905,581,123.36/268,170.14
  6. Step 6: Final answer
    x = 238,302.37

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1.5x scale

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.