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Finding the Fourth Proportional to 73,877.24, 101,950.90 and 40,343.24

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Solution

The fourth proportional to 73,877.24, 101,950.90 and 40,343.24 is: 55,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,877.24 : 101,950.90 = 40,343.24 : x
  2. Step 2: Convert to fraction form
    73,877.24/101,950.90 = 40,343.24/x
  3. Step 3: Cross multiply
    73,877.24x = 101,950.90 × 40,343.24
  4. Step 4: Simplify right side
    73,877.24x = 4,113,029,626.92
  5. Step 5: Solve for x
    x = 4,113,029,626.92/73,877.24
  6. Step 6: Final answer
    x = 55,673.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.