Home / 98,857.92-148,285.73-39,692.55

Finding the Fourth Proportional to 98,857.92, 148,285.73 and 39,692.55

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Solution

The fourth proportional to 98,857.92, 148,285.73 and 39,692.55 is: 59,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,857.92 : 148,285.73 = 39,692.55 : x
  2. Step 2: Convert to fraction form
    98,857.92/148,285.73 = 39,692.55/x
  3. Step 3: Cross multiply
    98,857.92x = 148,285.73 × 39,692.55
  4. Step 4: Simplify right side
    98,857.92x = 5,885,837,812.42
  5. Step 5: Solve for x
    x = 5,885,837,812.42/98,857.92
  6. Step 6: Final answer
    x = 59,538.36

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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.