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Finding the Fourth Proportional to 59,483.97, 89,207.73 and 20,030.49

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Solution

The fourth proportional to 59,483.97, 89,207.73 and 20,030.49 is: 30,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,483.97 : 89,207.73 = 20,030.49 : x
  2. Step 2: Convert to fraction form
    59,483.97/89,207.73 = 20,030.49/x
  3. Step 3: Cross multiply
    59,483.97x = 89,207.73 × 20,030.49
  4. Step 4: Simplify right side
    59,483.97x = 1,786,874,543.69
  5. Step 5: Solve for x
    x = 1,786,874,543.69/59,483.97
  6. Step 6: Final answer
    x = 30,039.60

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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.