Home / 39,182.84-58,692.93-19,131.81

Finding the Fourth Proportional to 39,182.84, 58,692.93 and 19,131.81

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Solution

The fourth proportional to 39,182.84, 58,692.93 and 19,131.81 is: 28,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.84 : 58,692.93 = 19,131.81 : x
  2. Step 2: Convert to fraction form
    39,182.84/58,692.93 = 19,131.81/x
  3. Step 3: Cross multiply
    39,182.84x = 58,692.93 × 19,131.81
  4. Step 4: Simplify right side
    39,182.84x = 1,122,901,829.61
  5. Step 5: Solve for x
    x = 1,122,901,829.61/39,182.84
  6. Step 6: Final answer
    x = 28,658.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.