Home / 52,052.43-77,987.93-31,230.03

Finding the Fourth Proportional to 52,052.43, 77,987.93 and 31,230.03

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Solution

The fourth proportional to 52,052.43, 77,987.93 and 31,230.03 is: 46,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052.43 : 77,987.93 = 31,230.03 : x
  2. Step 2: Convert to fraction form
    52,052.43/77,987.93 = 31,230.03/x
  3. Step 3: Cross multiply
    52,052.43x = 77,987.93 × 31,230.03
  4. Step 4: Simplify right side
    52,052.43x = 2,435,565,237.39
  5. Step 5: Solve for x
    x = 2,435,565,237.39/52,052.43
  6. Step 6: Final answer
    x = 46,790.62

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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.