Home / 58,536.04-80,779.78-31,678.44

Finding the Fourth Proportional to 58,536.04, 80,779.78 and 31,678.44

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Solution

The fourth proportional to 58,536.04, 80,779.78 and 31,678.44 is: 43,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,536.04 : 80,779.78 = 31,678.44 : x
  2. Step 2: Convert to fraction form
    58,536.04/80,779.78 = 31,678.44/x
  3. Step 3: Cross multiply
    58,536.04x = 80,779.78 × 31,678.44
  4. Step 4: Simplify right side
    58,536.04x = 2,558,977,413.94
  5. Step 5: Solve for x
    x = 2,558,977,413.94/58,536.04
  6. Step 6: Final answer
    x = 43,716.27

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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.