Home / 72,339.27-108,675.20-51,041.00

Finding the Fourth Proportional to 72,339.27, 108,675.20 and 51,041.00

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Solution

The fourth proportional to 72,339.27, 108,675.20 and 51,041.00 is: 76,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,339.27 : 108,675.20 = 51,041.00 : x
  2. Step 2: Convert to fraction form
    72,339.27/108,675.20 = 51,041.00/x
  3. Step 3: Cross multiply
    72,339.27x = 108,675.20 × 51,041.00
  4. Step 4: Simplify right side
    72,339.27x = 5,546,891,282.49
  5. Step 5: Solve for x
    x = 5,546,891,282.49/72,339.27
  6. Step 6: Final answer
    x = 76,678.84

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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.