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Finding the Fourth Proportional to 135,010.99, 202,534.71 and 49,610.46

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Solution

The fourth proportional to 135,010.99, 202,534.71 and 49,610.46 is: 74,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,010.99 : 202,534.71 = 49,610.46 : x
  2. Step 2: Convert to fraction form
    135,010.99/202,534.71 = 49,610.46/x
  3. Step 3: Cross multiply
    135,010.99x = 202,534.71 × 49,610.46
  4. Step 4: Simplify right side
    135,010.99x = 10,047,840,129.07
  5. Step 5: Solve for x
    x = 10,047,840,129.07/135,010.99
  6. Step 6: Final answer
    x = 74,422.39

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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.