Home / 57,336.10-86,004.15-43,339.30

Finding the Fourth Proportional to 57,336.10, 86,004.15 and 43,339.30

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Solution

The fourth proportional to 57,336.10, 86,004.15 and 43,339.30 is: 65,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,336.10 : 86,004.15 = 43,339.30 : x
  2. Step 2: Convert to fraction form
    57,336.10/86,004.15 = 43,339.30/x
  3. Step 3: Cross multiply
    57,336.10x = 86,004.15 × 43,339.30
  4. Step 4: Simplify right side
    57,336.10x = 3,727,359,658.10
  5. Step 5: Solve for x
    x = 3,727,359,658.10/57,336.10
  6. Step 6: Final answer
    x = 65,008.95

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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.