Home / 51,809.19-71,496.56-29,148.20

Finding the Fourth Proportional to 51,809.19, 71,496.56 and 29,148.20

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Solution

The fourth proportional to 51,809.19, 71,496.56 and 29,148.20 is: 40,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809.19 : 71,496.56 = 29,148.20 : x
  2. Step 2: Convert to fraction form
    51,809.19/71,496.56 = 29,148.20/x
  3. Step 3: Cross multiply
    51,809.19x = 71,496.56 × 29,148.20
  4. Step 4: Simplify right side
    51,809.19x = 2,083,995,526.97
  5. Step 5: Solve for x
    x = 2,083,995,526.97/51,809.19
  6. Step 6: Final answer
    x = 40,224.44

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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.