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Finding the Fourth Proportional to 104,980.62, 157,470.80 and 26,094.84

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Solution

The fourth proportional to 104,980.62, 157,470.80 and 26,094.84 is: 39,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980.62 : 157,470.80 = 26,094.84 : x
  2. Step 2: Convert to fraction form
    104,980.62/157,470.80 = 26,094.84/x
  3. Step 3: Cross multiply
    104,980.62x = 157,470.80 × 26,094.84
  4. Step 4: Simplify right side
    104,980.62x = 4,109,175,330.67
  5. Step 5: Solve for x
    x = 4,109,175,330.67/104,980.62
  6. Step 6: Final answer
    x = 39,142.23

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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.