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Finding the Fourth Proportional to 64,068.72, 88,408.08 and 37,205.94

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Solution

The fourth proportional to 64,068.72, 88,408.08 and 37,205.94 is: 51,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,068.72 : 88,408.08 = 37,205.94 : x
  2. Step 2: Convert to fraction form
    64,068.72/88,408.08 = 37,205.94/x
  3. Step 3: Cross multiply
    64,068.72x = 88,408.08 × 37,205.94
  4. Step 4: Simplify right side
    64,068.72x = 3,289,305,720.00
  5. Step 5: Solve for x
    x = 3,289,305,720.00/64,068.72
  6. Step 6: Final answer
    x = 51,340.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.