Home / 135,347.96-203,050.19-40,574.32

Finding the Fourth Proportional to 135,347.96, 203,050.19 and 40,574.32

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Solution

The fourth proportional to 135,347.96, 203,050.19 and 40,574.32 is: 60,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,347.96 : 203,050.19 = 40,574.32 : x
  2. Step 2: Convert to fraction form
    135,347.96/203,050.19 = 40,574.32/x
  3. Step 3: Cross multiply
    135,347.96x = 203,050.19 × 40,574.32
  4. Step 4: Simplify right side
    135,347.96x = 8,238,622,978.93
  5. Step 5: Solve for x
    x = 8,238,622,978.93/135,347.96
  6. Step 6: Final answer
    x = 60,869.94

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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.