Home / 143,233.30-214,708.20-63,314.65

Finding the Fourth Proportional to 143,233.30, 214,708.20 and 63,314.65

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Solution

The fourth proportional to 143,233.30, 214,708.20 and 63,314.65 is: 94,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,233.30 : 214,708.20 = 63,314.65 : x
  2. Step 2: Convert to fraction form
    143,233.30/214,708.20 = 63,314.65/x
  3. Step 3: Cross multiply
    143,233.30x = 214,708.20 × 63,314.65
  4. Step 4: Simplify right side
    143,233.30x = 13,594,174,535.13
  5. Step 5: Solve for x
    x = 13,594,174,535.13/143,233.30
  6. Step 6: Final answer
    x = 94,909.32

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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.