Home / 55,924.40-77,175.67-30,773.90

Finding the Fourth Proportional to 55,924.40, 77,175.67 and 30,773.90

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Solution

The fourth proportional to 55,924.40, 77,175.67 and 30,773.90 is: 42,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,924.40 : 77,175.67 = 30,773.90 : x
  2. Step 2: Convert to fraction form
    55,924.40/77,175.67 = 30,773.90/x
  3. Step 3: Cross multiply
    55,924.40x = 77,175.67 × 30,773.90
  4. Step 4: Simplify right side
    55,924.40x = 2,374,996,351.01
  5. Step 5: Solve for x
    x = 2,374,996,351.01/55,924.40
  6. Step 6: Final answer
    x = 42,467.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.