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Finding the Fourth Proportional to 175,000.22, 262,602.30 and 73,792.08

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Solution

The fourth proportional to 175,000.22, 262,602.30 and 73,792.08 is: 110,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,000.22 : 262,602.30 = 73,792.08 : x
  2. Step 2: Convert to fraction form
    175,000.22/262,602.30 = 73,792.08/x
  3. Step 3: Cross multiply
    175,000.22x = 262,602.30 × 73,792.08
  4. Step 4: Simplify right side
    175,000.22x = 19,377,969,929.78
  5. Step 5: Solve for x
    x = 19,377,969,929.78/175,000.22
  6. Step 6: Final answer
    x = 110,731.12

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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.