Home / 51,571.72-71,114.92-38,171.08

Finding the Fourth Proportional to 51,571.72, 71,114.92 and 38,171.08

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Solution

The fourth proportional to 51,571.72, 71,114.92 and 38,171.08 is: 52,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571.72 : 71,114.92 = 38,171.08 : x
  2. Step 2: Convert to fraction form
    51,571.72/71,114.92 = 38,171.08/x
  3. Step 3: Cross multiply
    51,571.72x = 71,114.92 × 38,171.08
  4. Step 4: Simplify right side
    51,571.72x = 2,714,533,300.51
  5. Step 5: Solve for x
    x = 2,714,533,300.51/51,571.72
  6. Step 6: Final answer
    x = 52,636.08

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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.