Home / 178,966.82-246,975.90-98,394.90

Finding the Fourth Proportional to 178,966.82, 246,975.90 and 98,394.90

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Solution

The fourth proportional to 178,966.82, 246,975.90 and 98,394.90 is: 135,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,966.82 : 246,975.90 = 98,394.90 : x
  2. Step 2: Convert to fraction form
    178,966.82/246,975.90 = 98,394.90/x
  3. Step 3: Cross multiply
    178,966.82x = 246,975.90 × 98,394.90
  4. Step 4: Simplify right side
    178,966.82x = 24,301,168,982.91
  5. Step 5: Solve for x
    x = 24,301,168,982.91/178,966.82
  6. Step 6: Final answer
    x = 135,785.89

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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.