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Finding the Fourth Proportional to 73,820.95, 110,628.48 and 55,794.38

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Solution

The fourth proportional to 73,820.95, 110,628.48 and 55,794.38 is: 83,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820.95 : 110,628.48 = 55,794.38 : x
  2. Step 2: Convert to fraction form
    73,820.95/110,628.48 = 55,794.38/x
  3. Step 3: Cross multiply
    73,820.95x = 110,628.48 × 55,794.38
  4. Step 4: Simplify right side
    73,820.95x = 6,172,447,451.94
  5. Step 5: Solve for x
    x = 6,172,447,451.94/73,820.95
  6. Step 6: Final answer
    x = 83,613.77

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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.