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Finding the Fourth Proportional to 84,479.88, 126,670.60 and 37,093.08

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Solution

The fourth proportional to 84,479.88, 126,670.60 and 37,093.08 is: 55,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,479.88 : 126,670.60 = 37,093.08 : x
  2. Step 2: Convert to fraction form
    84,479.88/126,670.60 = 37,093.08/x
  3. Step 3: Cross multiply
    84,479.88x = 126,670.60 × 37,093.08
  4. Step 4: Simplify right side
    84,479.88x = 4,698,602,699.45
  5. Step 5: Solve for x
    x = 4,698,602,699.45/84,479.88
  6. Step 6: Final answer
    x = 55,618.01

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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.