Home / 74,284.58-111,459.68-29,997.83

Finding the Fourth Proportional to 74,284.58, 111,459.68 and 29,997.83

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Solution

The fourth proportional to 74,284.58, 111,459.68 and 29,997.83 is: 45,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,284.58 : 111,459.68 = 29,997.83 : x
  2. Step 2: Convert to fraction form
    74,284.58/111,459.68 = 29,997.83/x
  3. Step 3: Cross multiply
    74,284.58x = 111,459.68 × 29,997.83
  4. Step 4: Simplify right side
    74,284.58x = 3,343,548,532.49
  5. Step 5: Solve for x
    x = 3,343,548,532.49/74,284.58
  6. Step 6: Final answer
    x = 45,009.99

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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.