Home / 51,551.25-71,140.73-29,195.25

Finding the Fourth Proportional to 51,551.25, 71,140.73 and 29,195.25

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Solution

The fourth proportional to 51,551.25, 71,140.73 and 29,195.25 is: 40,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,551.25 : 71,140.73 = 29,195.25 : x
  2. Step 2: Convert to fraction form
    51,551.25/71,140.73 = 29,195.25/x
  3. Step 3: Cross multiply
    51,551.25x = 71,140.73 × 29,195.25
  4. Step 4: Simplify right side
    51,551.25x = 2,076,971,251.56
  5. Step 5: Solve for x
    x = 2,076,971,251.56/51,551.25
  6. Step 6: Final answer
    x = 40,289.45

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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.