Home / 98,009.82-146,975.14-38,006.70

Finding the Fourth Proportional to 98,009.82, 146,975.14 and 38,006.70

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Solution

The fourth proportional to 98,009.82, 146,975.14 and 38,006.70 is: 56,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,009.82 : 146,975.14 = 38,006.70 : x
  2. Step 2: Convert to fraction form
    98,009.82/146,975.14 = 38,006.70/x
  3. Step 3: Cross multiply
    98,009.82x = 146,975.14 × 38,006.70
  4. Step 4: Simplify right side
    98,009.82x = 5,586,039,549.79
  5. Step 5: Solve for x
    x = 5,586,039,549.79/98,009.82
  6. Step 6: Final answer
    x = 56,994.69

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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.