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Finding the Fourth Proportional to 64,471.03, 96,706.11 and 35,075.70

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Solution

The fourth proportional to 64,471.03, 96,706.11 and 35,075.70 is: 52,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,471.03 : 96,706.11 = 35,075.70 : x
  2. Step 2: Convert to fraction form
    64,471.03/96,706.11 = 35,075.70/x
  3. Step 3: Cross multiply
    64,471.03x = 96,706.11 × 35,075.70
  4. Step 4: Simplify right side
    64,471.03x = 3,392,034,502.53
  5. Step 5: Solve for x
    x = 3,392,034,502.53/64,471.03
  6. Step 6: Final answer
    x = 52,613.31

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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.