Home / 50,743.40-70,008.82-29,505.20

Finding the Fourth Proportional to 50,743.40, 70,008.82 and 29,505.20

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Solution

The fourth proportional to 50,743.40, 70,008.82 and 29,505.20 is: 40,707.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,743.40 : 70,008.82 = 29,505.20 : x
  2. Step 2: Convert to fraction form
    50,743.40/70,008.82 = 29,505.20/x
  3. Step 3: Cross multiply
    50,743.40x = 70,008.82 × 29,505.20
  4. Step 4: Simplify right side
    50,743.40x = 2,065,623,812.06
  5. Step 5: Solve for x
    x = 2,065,623,812.06/50,743.40
  6. Step 6: Final answer
    x = 40,707.24

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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.