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Finding the Fourth Proportional to 115,881.84, 173,819.52 and 37,000.80

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Solution

The fourth proportional to 115,881.84, 173,819.52 and 37,000.80 is: 55,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,881.84 : 173,819.52 = 37,000.80 : x
  2. Step 2: Convert to fraction form
    115,881.84/173,819.52 = 37,000.80/x
  3. Step 3: Cross multiply
    115,881.84x = 173,819.52 × 37,000.80
  4. Step 4: Simplify right side
    115,881.84x = 6,431,461,295.62
  5. Step 5: Solve for x
    x = 6,431,461,295.62/115,881.84
  6. Step 6: Final answer
    x = 55,500.17

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1.5x scale

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.