Home / 52,090.02-71,884.17-28,216.71

Finding the Fourth Proportional to 52,090.02, 71,884.17 and 28,216.71

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Solution

The fourth proportional to 52,090.02, 71,884.17 and 28,216.71 is: 38,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,090.02 : 71,884.17 = 28,216.71 : x
  2. Step 2: Convert to fraction form
    52,090.02/71,884.17 = 28,216.71/x
  3. Step 3: Cross multiply
    52,090.02x = 71,884.17 × 28,216.71
  4. Step 4: Simplify right side
    52,090.02x = 2,028,334,778.48
  5. Step 5: Solve for x
    x = 2,028,334,778.48/52,090.02
  6. Step 6: Final answer
    x = 38,939.03

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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.