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Finding the Fourth Proportional to 79,101.50, 118,699.02 and 29,216.84

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Solution

The fourth proportional to 79,101.50, 118,699.02 and 29,216.84 is: 43,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,101.50 : 118,699.02 = 29,216.84 : x
  2. Step 2: Convert to fraction form
    79,101.50/118,699.02 = 29,216.84/x
  3. Step 3: Cross multiply
    79,101.50x = 118,699.02 × 29,216.84
  4. Step 4: Simplify right side
    79,101.50x = 3,468,009,682.00
  5. Step 5: Solve for x
    x = 3,468,009,682.00/79,101.50
  6. Step 6: Final answer
    x = 43,842.53

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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.