Home / 55,590.98-76,716.18-30,097.90

Finding the Fourth Proportional to 55,590.98, 76,716.18 and 30,097.90

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Solution

The fourth proportional to 55,590.98, 76,716.18 and 30,097.90 is: 41,535.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.98 : 76,716.18 = 30,097.90 : x
  2. Step 2: Convert to fraction form
    55,590.98/76,716.18 = 30,097.90/x
  3. Step 3: Cross multiply
    55,590.98x = 76,716.18 × 30,097.90
  4. Step 4: Simplify right side
    55,590.98x = 2,308,995,914.02
  5. Step 5: Solve for x
    x = 2,308,995,914.02/55,590.98
  6. Step 6: Final answer
    x = 41,535.44

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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.