Home / 74,595.36-111,893.38-30,222.96

Finding the Fourth Proportional to 74,595.36, 111,893.38 and 30,222.96

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Solution

The fourth proportional to 74,595.36, 111,893.38 and 30,222.96 is: 45,334.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,595.36 : 111,893.38 = 30,222.96 : x
  2. Step 2: Convert to fraction form
    74,595.36/111,893.38 = 30,222.96/x
  3. Step 3: Cross multiply
    74,595.36x = 111,893.38 × 30,222.96
  4. Step 4: Simplify right side
    74,595.36x = 3,381,749,148.00
  5. Step 5: Solve for x
    x = 3,381,749,148.00/74,595.36
  6. Step 6: Final answer
    x = 45,334.58

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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.