Home / 77,050.74-106,322.10-52,872.44

Finding the Fourth Proportional to 77,050.74, 106,322.10 and 52,872.44

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Solution

The fourth proportional to 77,050.74, 106,322.10 and 52,872.44 is: 72,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,050.74 : 106,322.10 = 52,872.44 : x
  2. Step 2: Convert to fraction form
    77,050.74/106,322.10 = 52,872.44/x
  3. Step 3: Cross multiply
    77,050.74x = 106,322.10 × 52,872.44
  4. Step 4: Simplify right side
    77,050.74x = 5,621,508,852.92
  5. Step 5: Solve for x
    x = 5,621,508,852.92/77,050.74
  6. Step 6: Final answer
    x = 72,958.53

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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.