Home / 181,966.46-251,121.42-101,394.04

Finding the Fourth Proportional to 181,966.46, 251,121.42 and 101,394.04

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Solution

The fourth proportional to 181,966.46, 251,121.42 and 101,394.04 is: 139,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,966.46 : 251,121.42 = 101,394.04 : x
  2. Step 2: Convert to fraction form
    181,966.46/251,121.42 = 101,394.04/x
  3. Step 3: Cross multiply
    181,966.46x = 251,121.42 × 101,394.04
  4. Step 4: Simplify right side
    181,966.46x = 25,462,215,304.34
  5. Step 5: Solve for x
    x = 25,462,215,304.34/181,966.46
  6. Step 6: Final answer
    x = 139,928.07

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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.