Home / 50,849.02-70,170.40-28,187.60

Finding the Fourth Proportional to 50,849.02, 70,170.40 and 28,187.60

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Solution

The fourth proportional to 50,849.02, 70,170.40 and 28,187.60 is: 38,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,849.02 : 70,170.40 = 28,187.60 : x
  2. Step 2: Convert to fraction form
    50,849.02/70,170.40 = 28,187.60/x
  3. Step 3: Cross multiply
    50,849.02x = 70,170.40 × 28,187.60
  4. Step 4: Simplify right side
    50,849.02x = 1,977,935,167.04
  5. Step 5: Solve for x
    x = 1,977,935,167.04/50,849.02
  6. Step 6: Final answer
    x = 38,898.20

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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.