Home / 105,020.85-144,923.01-59,692.54

Finding the Fourth Proportional to 105,020.85, 144,923.01 and 59,692.54

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Solution

The fourth proportional to 105,020.85, 144,923.01 and 59,692.54 is: 82,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,020.85 : 144,923.01 = 59,692.54 : x
  2. Step 2: Convert to fraction form
    105,020.85/144,923.01 = 59,692.54/x
  3. Step 3: Cross multiply
    105,020.85x = 144,923.01 × 59,692.54
  4. Step 4: Simplify right side
    105,020.85x = 8,650,823,082.88
  5. Step 5: Solve for x
    x = 8,650,823,082.88/105,020.85
  6. Step 6: Final answer
    x = 82,372.43

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1.5x scale

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.