Home / 143,030.09-214,555.41-37,847.81

Finding the Fourth Proportional to 143,030.09, 214,555.41 and 37,847.81

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Solution

The fourth proportional to 143,030.09, 214,555.41 and 37,847.81 is: 56,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,030.09 : 214,555.41 = 37,847.81 : x
  2. Step 2: Convert to fraction form
    143,030.09/214,555.41 = 37,847.81/x
  3. Step 3: Cross multiply
    143,030.09x = 214,555.41 × 37,847.81
  4. Step 4: Simplify right side
    143,030.09x = 8,120,452,928.54
  5. Step 5: Solve for x
    x = 8,120,452,928.54/143,030.09
  6. Step 6: Final answer
    x = 56,774.44

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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.