Home / 74,118.24-102,284.48-52,933.60

Finding the Fourth Proportional to 74,118.24, 102,284.48 and 52,933.60

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Solution

The fourth proportional to 74,118.24, 102,284.48 and 52,933.60 is: 73,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,118.24 : 102,284.48 = 52,933.60 : x
  2. Step 2: Convert to fraction form
    74,118.24/102,284.48 = 52,933.60/x
  3. Step 3: Cross multiply
    74,118.24x = 102,284.48 × 52,933.60
  4. Step 4: Simplify right side
    74,118.24x = 5,414,285,750.53
  5. Step 5: Solve for x
    x = 5,414,285,750.53/74,118.24
  6. Step 6: Final answer
    x = 73,049.30

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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.