Home / 40,173.24-55,369.84-26,720.44

Finding the Fourth Proportional to 40,173.24, 55,369.84 and 26,720.44

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Solution

The fourth proportional to 40,173.24, 55,369.84 and 26,720.44 is: 36,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,173.24 : 55,369.84 = 26,720.44 : x
  2. Step 2: Convert to fraction form
    40,173.24/55,369.84 = 26,720.44/x
  3. Step 3: Cross multiply
    40,173.24x = 55,369.84 × 26,720.44
  4. Step 4: Simplify right side
    40,173.24x = 1,479,506,487.53
  5. Step 5: Solve for x
    x = 1,479,506,487.53/40,173.24
  6. Step 6: Final answer
    x = 36,828.16

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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.