Home / 82,692.24-114,123.75-48,711.42

Finding the Fourth Proportional to 82,692.24, 114,123.75 and 48,711.42

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Solution

The fourth proportional to 82,692.24, 114,123.75 and 48,711.42 is: 67,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,692.24 : 114,123.75 = 48,711.42 : x
  2. Step 2: Convert to fraction form
    82,692.24/114,123.75 = 48,711.42/x
  3. Step 3: Cross multiply
    82,692.24x = 114,123.75 × 48,711.42
  4. Step 4: Simplify right side
    82,692.24x = 5,559,129,918.23
  5. Step 5: Solve for x
    x = 5,559,129,918.23/82,692.24
  6. Step 6: Final answer
    x = 67,226.74

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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.