Home / 166,988.84-230,454-99,046.04

Finding the Fourth Proportional to 166,988.84, 230,454 and 99,046.04

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Solution

The fourth proportional to 166,988.84, 230,454 and 99,046.04 is: 136,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,988.84 : 230,454 = 99,046.04 : x
  2. Step 2: Convert to fraction form
    166,988.84/230,454 = 99,046.04/x
  3. Step 3: Cross multiply
    166,988.84x = 230,454 × 99,046.04
  4. Step 4: Simplify right side
    166,988.84x = 22,825,556,102.16
  5. Step 5: Solve for x
    x = 22,825,556,102.16/166,988.84
  6. Step 6: Final answer
    x = 136,689.11

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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.