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Finding the Fourth Proportional to 64,724.94, 97,087.41 and 37,003.50

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Solution

The fourth proportional to 64,724.94, 97,087.41 and 37,003.50 is: 55,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,724.94 : 97,087.41 = 37,003.50 : x
  2. Step 2: Convert to fraction form
    64,724.94/97,087.41 = 37,003.50/x
  3. Step 3: Cross multiply
    64,724.94x = 97,087.41 × 37,003.50
  4. Step 4: Simplify right side
    64,724.94x = 3,592,573,975.94
  5. Step 5: Solve for x
    x = 3,592,573,975.94/64,724.94
  6. Step 6: Final answer
    x = 55,505.25

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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.