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Finding the Fourth Proportional to 64,937.80, 97,406.70 and 41,609.80

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Solution

The fourth proportional to 64,937.80, 97,406.70 and 41,609.80 is: 62,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,937.80 : 97,406.70 = 41,609.80 : x
  2. Step 2: Convert to fraction form
    64,937.80/97,406.70 = 41,609.80/x
  3. Step 3: Cross multiply
    64,937.80x = 97,406.70 × 41,609.80
  4. Step 4: Simplify right side
    64,937.80x = 4,053,073,305.66
  5. Step 5: Solve for x
    x = 4,053,073,305.66/64,937.80
  6. Step 6: Final answer
    x = 62,414.70

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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.