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Finding the Fourth Proportional to 56,102.32, 84,231.32 and 35,124.93

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Solution

The fourth proportional to 56,102.32, 84,231.32 and 35,124.93 is: 52,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.32 : 84,231.32 = 35,124.93 : x
  2. Step 2: Convert to fraction form
    56,102.32/84,231.32 = 35,124.93/x
  3. Step 3: Cross multiply
    56,102.32x = 84,231.32 × 35,124.93
  4. Step 4: Simplify right side
    56,102.32x = 2,958,619,190.23
  5. Step 5: Solve for x
    x = 2,958,619,190.23/56,102.32
  6. Step 6: Final answer
    x = 52,736.13

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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.