Home / 50,309.53-69,423.09-29,090.17

Finding the Fourth Proportional to 50,309.53, 69,423.09 and 29,090.17

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Solution

The fourth proportional to 50,309.53, 69,423.09 and 29,090.17 is: 40,142.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,309.53 : 69,423.09 = 29,090.17 : x
  2. Step 2: Convert to fraction form
    50,309.53/69,423.09 = 29,090.17/x
  3. Step 3: Cross multiply
    50,309.53x = 69,423.09 × 29,090.17
  4. Step 4: Simplify right side
    50,309.53x = 2,019,529,490.03
  5. Step 5: Solve for x
    x = 2,019,529,490.03/50,309.53
  6. Step 6: Final answer
    x = 40,142.09

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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.