Home / 48,773.02-73,145.10-20,692.72

Finding the Fourth Proportional to 48,773.02, 73,145.10 and 20,692.72

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Solution

The fourth proportional to 48,773.02, 73,145.10 and 20,692.72 is: 31,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,773.02 : 73,145.10 = 20,692.72 : x
  2. Step 2: Convert to fraction form
    48,773.02/73,145.10 = 20,692.72/x
  3. Step 3: Cross multiply
    48,773.02x = 73,145.10 × 20,692.72
  4. Step 4: Simplify right side
    48,773.02x = 1,513,571,073.67
  5. Step 5: Solve for x
    x = 1,513,571,073.67/48,773.02
  6. Step 6: Final answer
    x = 31,032.96

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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.