Home / 50,748.51-76,127.26-13,308.46

Finding the Fourth Proportional to 50,748.51, 76,127.26 and 13,308.46

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Solution

The fourth proportional to 50,748.51, 76,127.26 and 13,308.46 is: 19,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.51 : 76,127.26 = 13,308.46 : x
  2. Step 2: Convert to fraction form
    50,748.51/76,127.26 = 13,308.46/x
  3. Step 3: Cross multiply
    50,748.51x = 76,127.26 × 13,308.46
  4. Step 4: Simplify right side
    50,748.51x = 1,013,136,371.03
  5. Step 5: Solve for x
    x = 1,013,136,371.03/50,748.51
  6. Step 6: Final answer
    x = 19,963.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.