Home / 55,692.87-76,814.73-36,316.05

Finding the Fourth Proportional to 55,692.87, 76,814.73 and 36,316.05

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Solution

The fourth proportional to 55,692.87, 76,814.73 and 36,316.05 is: 50,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692.87 : 76,814.73 = 36,316.05 : x
  2. Step 2: Convert to fraction form
    55,692.87/76,814.73 = 36,316.05/x
  3. Step 3: Cross multiply
    55,692.87x = 76,814.73 × 36,316.05
  4. Step 4: Simplify right side
    55,692.87x = 2,789,607,287.36
  5. Step 5: Solve for x
    x = 2,789,607,287.36/55,692.87
  6. Step 6: Final answer
    x = 50,089.13

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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.