Home / 57,326.20-85,989.30-15,206.20

Finding the Fourth Proportional to 57,326.20, 85,989.30 and 15,206.20

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Solution

The fourth proportional to 57,326.20, 85,989.30 and 15,206.20 is: 22,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.20 : 85,989.30 = 15,206.20 : x
  2. Step 2: Convert to fraction form
    57,326.20/85,989.30 = 15,206.20/x
  3. Step 3: Cross multiply
    57,326.20x = 85,989.30 × 15,206.20
  4. Step 4: Simplify right side
    57,326.20x = 1,307,570,493.66
  5. Step 5: Solve for x
    x = 1,307,570,493.66/57,326.20
  6. Step 6: Final answer
    x = 22,809.30

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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.