Home / 73,525.40-110,288.76-20,934.86

Finding the Fourth Proportional to 73,525.40, 110,288.76 and 20,934.86

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Solution

The fourth proportional to 73,525.40, 110,288.76 and 20,934.86 is: 31,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,525.40 : 110,288.76 = 20,934.86 : x
  2. Step 2: Convert to fraction form
    73,525.40/110,288.76 = 20,934.86/x
  3. Step 3: Cross multiply
    73,525.40x = 110,288.76 × 20,934.86
  4. Step 4: Simplify right side
    73,525.40x = 2,308,879,750.17
  5. Step 5: Solve for x
    x = 2,308,879,750.17/73,525.40
  6. Step 6: Final answer
    x = 31,402.48

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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.