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Finding the Fourth Proportional to 64,883.85, 97,325.78 and 64,446.45

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Solution

The fourth proportional to 64,883.85, 97,325.78 and 64,446.45 is: 96,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,883.85 : 97,325.78 = 64,446.45 : x
  2. Step 2: Convert to fraction form
    64,883.85/97,325.78 = 64,446.45/x
  3. Step 3: Cross multiply
    64,883.85x = 97,325.78 × 64,446.45
  4. Step 4: Simplify right side
    64,883.85x = 6,272,300,692.25
  5. Step 5: Solve for x
    x = 6,272,300,692.25/64,883.85
  6. Step 6: Final answer
    x = 96,669.68

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1.5x scale

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.