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Finding the Fourth Proportional to 101,453.80, 140,051.08 and 60,632.33

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Solution

The fourth proportional to 101,453.80, 140,051.08 and 60,632.33 is: 83,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,453.80 : 140,051.08 = 60,632.33 : x
  2. Step 2: Convert to fraction form
    101,453.80/140,051.08 = 60,632.33/x
  3. Step 3: Cross multiply
    101,453.80x = 140,051.08 × 60,632.33
  4. Step 4: Simplify right side
    101,453.80x = 8,491,623,299.42
  5. Step 5: Solve for x
    x = 8,491,623,299.42/101,453.80
  6. Step 6: Final answer
    x = 83,699.41

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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.