Home / 43,799.04-65,692.80-12,637.44

Finding the Fourth Proportional to 43,799.04, 65,692.80 and 12,637.44

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Solution

The fourth proportional to 43,799.04, 65,692.80 and 12,637.44 is: 18,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,799.04 : 65,692.80 = 12,637.44 : x
  2. Step 2: Convert to fraction form
    43,799.04/65,692.80 = 12,637.44/x
  3. Step 3: Cross multiply
    43,799.04x = 65,692.80 × 12,637.44
  4. Step 4: Simplify right side
    43,799.04x = 830,188,818.43
  5. Step 5: Solve for x
    x = 830,188,818.43/43,799.04
  6. Step 6: Final answer
    x = 18,954.50

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1.5x scale

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.