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Finding the Fourth Proportional to 60,004.64, 89,955.92 and 36,647.48

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Solution

The fourth proportional to 60,004.64, 89,955.92 and 36,647.48 is: 54,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,004.64 : 89,955.92 = 36,647.48 : x
  2. Step 2: Convert to fraction form
    60,004.64/89,955.92 = 36,647.48/x
  3. Step 3: Cross multiply
    60,004.64x = 89,955.92 × 36,647.48
  4. Step 4: Simplify right side
    60,004.64x = 3,296,657,779.08
  5. Step 5: Solve for x
    x = 3,296,657,779.08/60,004.64
  6. Step 6: Final answer
    x = 54,940.05

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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.