Home / 243,982.14-336,618.63-136,535.10

Finding the Fourth Proportional to 243,982.14, 336,618.63 and 136,535.10

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Solution

The fourth proportional to 243,982.14, 336,618.63 and 136,535.10 is: 188,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,982.14 : 336,618.63 = 136,535.10 : x
  2. Step 2: Convert to fraction form
    243,982.14/336,618.63 = 136,535.10/x
  3. Step 3: Cross multiply
    243,982.14x = 336,618.63 × 136,535.10
  4. Step 4: Simplify right side
    243,982.14x = 45,960,258,308.91
  5. Step 5: Solve for x
    x = 45,960,258,308.91/243,982.14
  6. Step 6: Final answer
    x = 188,375.50

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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.