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Finding the Fourth Proportional to 64,385.11, 96,604.23 and 34,768.07

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Solution

The fourth proportional to 64,385.11, 96,604.23 and 34,768.07 is: 52,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385.11 : 96,604.23 = 34,768.07 : x
  2. Step 2: Convert to fraction form
    64,385.11/96,604.23 = 34,768.07/x
  3. Step 3: Cross multiply
    64,385.11x = 96,604.23 × 34,768.07
  4. Step 4: Simplify right side
    64,385.11x = 3,358,742,147.91
  5. Step 5: Solve for x
    x = 3,358,742,147.91/64,385.11
  6. Step 6: Final answer
    x = 52,166.45

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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.