Home / 73,514.86-110,273.55-20,925.70

Finding the Fourth Proportional to 73,514.86, 110,273.55 and 20,925.70

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Solution

The fourth proportional to 73,514.86, 110,273.55 and 20,925.70 is: 31,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,514.86 : 110,273.55 = 20,925.70 : x
  2. Step 2: Convert to fraction form
    73,514.86/110,273.55 = 20,925.70/x
  3. Step 3: Cross multiply
    73,514.86x = 110,273.55 × 20,925.70
  4. Step 4: Simplify right side
    73,514.86x = 2,307,551,225.24
  5. Step 5: Solve for x
    x = 2,307,551,225.24/73,514.86
  6. Step 6: Final answer
    x = 31,388.91

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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.