Home / 51,743.63-71,406.27-29,387.63

Finding the Fourth Proportional to 51,743.63, 71,406.27 and 29,387.63

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Solution

The fourth proportional to 51,743.63, 71,406.27 and 29,387.63 is: 40,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,743.63 : 71,406.27 = 29,387.63 : x
  2. Step 2: Convert to fraction form
    51,743.63/71,406.27 = 29,387.63/x
  3. Step 3: Cross multiply
    51,743.63x = 71,406.27 × 29,387.63
  4. Step 4: Simplify right side
    51,743.63x = 2,098,460,685.41
  5. Step 5: Solve for x
    x = 2,098,460,685.41/51,743.63
  6. Step 6: Final answer
    x = 40,554.96

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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.