Home / 348,011.92-521,905.56-98,626.96

Finding the Fourth Proportional to 348,011.92, 521,905.56 and 98,626.96

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Solution

The fourth proportional to 348,011.92, 521,905.56 and 98,626.96 is: 147,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,011.92 : 521,905.56 = 98,626.96 : x
  2. Step 2: Convert to fraction form
    348,011.92/521,905.56 = 98,626.96/x
  3. Step 3: Cross multiply
    348,011.92x = 521,905.56 × 98,626.96
  4. Step 4: Simplify right side
    348,011.92x = 51,473,958,789.90
  5. Step 5: Solve for x
    x = 51,473,958,789.90/348,011.92
  6. Step 6: Final answer
    x = 147,908.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.