Home / 56,186.08-77,533.82-30,692.07

Finding the Fourth Proportional to 56,186.08, 77,533.82 and 30,692.07

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Solution

The fourth proportional to 56,186.08, 77,533.82 and 30,692.07 is: 42,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,186.08 : 77,533.82 = 30,692.07 : x
  2. Step 2: Convert to fraction form
    56,186.08/77,533.82 = 30,692.07/x
  3. Step 3: Cross multiply
    56,186.08x = 77,533.82 × 30,692.07
  4. Step 4: Simplify right side
    56,186.08x = 2,379,673,430.81
  5. Step 5: Solve for x
    x = 2,379,673,430.81/56,186.08
  6. Step 6: Final answer
    x = 42,353.43

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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.