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Finding the Fourth Proportional to 79,053.81, 118,596.59 and 29,134.17

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Solution

The fourth proportional to 79,053.81, 118,596.59 and 29,134.17 is: 43,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,053.81 : 118,596.59 = 29,134.17 : x
  2. Step 2: Convert to fraction form
    79,053.81/118,596.59 = 29,134.17/x
  3. Step 3: Cross multiply
    79,053.81x = 118,596.59 × 29,134.17
  4. Step 4: Simplify right side
    79,053.81x = 3,455,213,214.48
  5. Step 5: Solve for x
    x = 3,455,213,214.48/79,053.81
  6. Step 6: Final answer
    x = 43,707.11

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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.